213675064 has 64 divisors (see below), whose sum is σ = 439833600. Its totient is φ = 96940800.

The previous prime is 213675031. The next prime is 213675071. The reversal of 213675064 is 460576312.

It is a happy number.

213675064 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

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, 645379 + ... + 645709.

It is an arithmetic number, because the mean of its divisors is an integer number (6872400).

Almost surely, 2^213675064 is an apocalyptic number.

It is an amenable number.

213675064 is an abundant number, since it is smaller than the sum of its proper divisors (226158536).

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

213675064 is a wasteful number, since it uses less digits than its factorization.

213675064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 213675064 is about 14617.6285354362. The cubic root of 213675064 is about 597.8395113000.

The spelling of 213675064 in words is "two hundred thirteen million, six hundred seventy-five thousand, sixty-four".