216254750 has 32 divisors (see below), whose sum is σ = 406104192. Its totient is φ = 86229600.

The previous prime is 216254741. The next prime is 216254777. The reversal of 216254750 is 57452612.

It is a super-2 number, since 2×216254750² = 93532233795125000, 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 in 15 ways as a sum of consecutive naturals, for example, 90572 + ... + 92928.

It is an arithmetic number, because the mean of its divisors is an integer number (12690756).

Almost surely, 2^216254750 is an apocalyptic number.

216254750 is a deficient number, since it is larger than the sum of its proper divisors (189849442).

216254750 is a wasteful number, since it uses less digits than its factorization.

216254750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2741 (or 2731 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 216254750 is about 14705.6026738111. The cubic root of 216254750 is about 600.2357869583.

The spelling of 216254750 in words is "two hundred sixteen million, two hundred fifty-four thousand, seven hundred fifty".