251925116 has 6 divisors (see below), whose sum is σ = 440868960. Its totient is φ = 125962556.

The previous prime is 251925109. The next prime is 251925131. The reversal of 251925116 is 611529152.

251925116 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×251925116² = 126932528143226912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31490636 + ... + 31490643.

It is an arithmetic number, because the mean of its divisors is an integer number (73478160).

Almost surely, 2^251925116 is an apocalyptic number.

It is an amenable number.

251925116 is a deficient number, since it is larger than the sum of its proper divisors (188943844).

251925116 is a wasteful number, since it uses less digits than its factorization.

251925116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62981283 (or 62981281 counting only the distinct ones).

The product of its digits is 5400, while the sum is 32.

The square root of 251925116 is about 15872.1490668403. The cubic root of 251925116 is about 631.5733881874.

The spelling of 251925116 in words is "two hundred fifty-one million, nine hundred twenty-five thousand, one hundred sixteen".