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2254825 = 521947101
BaseRepresentation
bin1000100110011111101001
311020120001001
420212133221
51034123300
6120155001
725110556
oct10463751
94216031
102254825
1113000a1
12908a61
1360c421
14429a2d
152e816a
hex2267e9

2254825 has 24 divisors (see below), whose sum is σ = 3035520. Its totient is φ = 1656000.

The previous prime is 2254801. The next prime is 2254831. The reversal of 2254825 is 5284522.

It is not a de Polignac number, because 2254825 - 25 = 2254793 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2254793 and 2254802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22275 + ... + 22375.

It is an arithmetic number, because the mean of its divisors is an integer number (126480).

22254825 is an apocalyptic number.

2254825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2254825 is the 950-th heptagonal number.

It is an amenable number.

2254825 is a deficient number, since it is larger than the sum of its proper divisors (780695).

2254825 is a wasteful number, since it uses less digits than its factorization.

2254825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 172 counting only the distinct ones).

The product of its digits is 6400, while the sum is 28.

The square root of 2254825 is about 1501.6074720112. The cubic root of 2254825 is about 131.1306700741.

It can be divided in two parts, 225 and 4825, that added together give a triangular number (5050 = T100).

The spelling of 2254825 in words is "two million, two hundred fifty-four thousand, eight hundred twenty-five".

Divisors: 1 5 19 25 47 95 101 235 475 505 893 1175 1919 2525 4465 4747 9595 22325 23735 47975 90193 118675 450965 2254825