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2939025 = 352149263
BaseRepresentation
bin1011001101100010010001
312112022120210
423031202101
51223022100
6142554333
733660405
oct13154221
95468523
102939025
111728151
12b989a9
137bb98b
14567105
153d0c50
hex2cd891

2939025 has 24 divisors (see below), whose sum is σ = 4910400. Its totient is φ = 1551040.

The previous prime is 2939023. The next prime is 2939039. The reversal of 2939025 is 5209392.

It is not a de Polignac number, because 2939025 - 21 = 2939023 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2938983 and 2939001.

It is not an unprimeable number, because it can be changed into a prime (2939023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11044 + ... + 11306.

It is an arithmetic number, because the mean of its divisors is an integer number (204600).

22939025 is an apocalyptic number.

2939025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2939025 is a deficient number, since it is larger than the sum of its proper divisors (1971375).

2939025 is a wasteful number, since it uses less digits than its factorization.

2939025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425 (or 420 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 2939025 is about 1714.3584805985. The cubic root of 2939025 is about 143.2411371520.

The spelling of 2939025 in words is "two million, nine hundred thirty-nine thousand, twenty-five".

Divisors: 1 3 5 15 25 75 149 263 447 745 789 1315 2235 3725 3945 6575 11175 19725 39187 117561 195935 587805 979675 2939025