25064742 has 16 divisors (see below), whose sum is σ = 50347440. Its totient is φ = 8318592.

The previous prime is 25064731. The next prime is 25064773. The reversal of 25064742 is 24746052.

It is a congruent 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, 7567 + ... + 10362.

It is an arithmetic number, because the mean of its divisors is an integer number (3146715).

Almost surely, 2^25064742 is an apocalyptic number.

25064742 is an abundant number, since it is smaller than the sum of its proper divisors (25282698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25064742 is a wasteful number, since it uses less digits than its factorization.

25064742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18167.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 25064742 is about 5006.4700138920. The cubic root of 25064742 is about 292.6539652566.

The spelling of 25064742 in words is "twenty-five million, sixty-four thousand, seven hundred forty-two".