25387034 has 16 divisors (see below), whose sum is σ = 38864448. Its totient is φ = 12435072.

The previous prime is 25387013. The next prime is 25387049. The reversal of 25387034 is 43078352.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20147 + ... + 21369.

It is an arithmetic number, because the mean of its divisors is an integer number (2429028).

Almost surely, 2^25387034 is an apocalyptic number.

25387034 is a deficient number, since it is larger than the sum of its proper divisors (13477414).

25387034 is a wasteful number, since it uses less digits than its factorization.

25387034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 25387034 is about 5038.5547531013. The cubic root of 25387034 is about 293.9029790774.

The spelling of 25387034 in words is "twenty-five million, three hundred eighty-seven thousand, thirty-four".