213475564 has 24 divisors (see below), whose sum is σ = 402395840. Its totient is φ = 98766864.

The previous prime is 213475531. The next prime is 213475571. The reversal of 213475564 is 465574312.

213475564 is digitally balanced in base 2, base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

213475564 is strictly pandigital in base 9.

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, 29394 + ... + 35929.

Almost surely, 2^213475564 is an apocalyptic number.

It is an amenable number.

213475564 is a deficient number, since it is larger than the sum of its proper divisors (188920276).

213475564 is a wasteful number, since it uses less digits than its factorization.

213475564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65389 (or 65387 counting only the distinct ones).

The product of its digits is 100800, while the sum is 37.

The square root of 213475564 is about 14610.8029895691. The cubic root of 213475564 is about 597.6533936213.

The spelling of 213475564 in words is "two hundred thirteen million, four hundred seventy-five thousand, five hundred sixty-four".