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23233825 = 525471699
BaseRepresentation
bin101100010100…
…0010100100001
31121201101211001
41120220110201
521421440300
62145552001
7401325046
oct130502441
947641731
1023233825
1112129a0a
127945601
134a76334
14312b1cd
15208e16a
hex1628521

23233825 has 12 divisors (see below), whose sum is σ = 28879600. Its totient is φ = 18542160.

The previous prime is 23233753. The next prime is 23233829. The reversal of 23233825 is 52833232.

It is not a de Polignac number, because 23233825 - 27 = 23233697 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23233793 and 23233802.

It is not an unprimeable number, because it can be changed into a prime (23233829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12826 + ... + 14524.

Almost surely, 223233825 is an apocalyptic number.

23233825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23233825 is a deficient number, since it is larger than the sum of its proper divisors (5645775).

23233825 is a wasteful number, since it uses less digits than its factorization.

23233825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2256 (or 2251 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 23233825 is about 4820.1478193101. The cubic root of 23233825 is about 285.3471710555.

The spelling of 23233825 in words is "twenty-three million, two hundred thirty-three thousand, eight hundred twenty-five".

Divisors: 1 5 25 547 1699 2735 8495 13675 42475 929353 4646765 23233825