25463529 has 24 divisors (see below), whose sum is σ = 45269952. Its totient is φ = 13430880.

The previous prime is 25463527. The next prime is 25463563. The reversal of 25463529 is 92536452.

It is not a de Polignac number, because 25463529 - 2¹ = 25463527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25463493 and 25463502.

It is not an unprimeable number, because it can be changed into a prime (25463527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14727 + ... + 16364.

It is an arithmetic number, because the mean of its divisors is an integer number (1886248).

Almost surely, 2^25463529 is an apocalyptic number.

It is an amenable number.

25463529 is a deficient number, since it is larger than the sum of its proper divisors (19806423).

25463529 is a wasteful number, since it uses less digits than its factorization.

25463529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31117 (or 31114 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 25463529 is about 5046.1400099482. The cubic root of 25463529 is about 294.1978745666.

The spelling of 25463529 in words is "twenty-five million, four hundred sixty-three thousand, five hundred twenty-nine".