25432934 has 4 divisors (see below), whose sum is σ = 38149404. Its totient is φ = 12716466.

The previous prime is 25432933. The next prime is 25432993. The reversal of 25432934 is 43923452.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 25432934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25432933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6358232 + ... + 6358235.

It is an arithmetic number, because the mean of its divisors is an integer number (9537351).

Almost surely, 2^25432934 is an apocalyptic number.

25432934 is a deficient number, since it is larger than the sum of its proper divisors (12716470).

25432934 is a wasteful number, since it uses less digits than its factorization.

25432934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12716469.

The product of its digits is 25920, while the sum is 32.

The square root of 25432934 is about 5043.1075737089. The cubic root of 25432934 is about 294.0799989003.

The spelling of 25432934 in words is "twenty-five million, four hundred thirty-two thousand, nine hundred thirty-four".