214204864 has 14 divisors (see below), whose sum is σ = 425062904. Its totient is φ = 107102400.

The previous prime is 214204847. The next prime is 214204867. The reversal of 214204864 is 468402412.

It is a super-2 number, since 2×214204864² = 91767447522516992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214204867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1673412 + ... + 1673539.

It is an arithmetic number, because the mean of its divisors is an integer number (30361636).

Almost surely, 2^214204864 is an apocalyptic number.

It is an amenable number.

214204864 is a deficient number, since it is larger than the sum of its proper divisors (210858040).

214204864 is an equidigital number, since it uses as much as digits as its factorization.

214204864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3346963 (or 3346953 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 214204864 is about 14635.7392707031. The cubic root of 214204864 is about 598.3332110155. Note that the first 3 decimals are identical.

The spelling of 214204864 in words is "two hundred fourteen million, two hundred four thousand, eight hundred sixty-four".