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1995236 = 22736833
BaseRepresentation
bin111100111000111100100
310202100221122
413213013210
51002321421
6110433112
722650005
oct7470744
93670848
101995236
111143061
12802798
1354b219
1439d1ac
152962ab
hex1e71e4

1995236 has 12 divisors (see below), whose sum is σ = 3540012. Its totient is φ = 983808.

The previous prime is 1995223. The next prime is 1995263. The reversal of 1995236 is 6325991.

It can be written as a sum of positive squares in 2 ways, for example, as 649636 + 1345600 = 806^2 + 1160^2 .

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1995196 and 1995205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3125 + ... + 3708.

It is an arithmetic number, because the mean of its divisors is an integer number (295001).

21995236 is an apocalyptic number.

It is an amenable number.

1995236 is a deficient number, since it is larger than the sum of its proper divisors (1544776).

1995236 is a wasteful number, since it uses less digits than its factorization.

1995236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6910 (or 6908 counting only the distinct ones).

The product of its digits is 14580, while the sum is 35.

The square root of 1995236 is about 1412.5282298064. The cubic root of 1995236 is about 125.8919877229.

The spelling of 1995236 in words is "one million, nine hundred ninety-five thousand, two hundred thirty-six".

Divisors: 1 2 4 73 146 292 6833 13666 27332 498809 997618 1995236