213253662 has 24 divisors (see below), whose sum is σ = 434740824. Its totient is φ = 69737824.

The previous prime is 213253597. The next prime is 213253679. The reversal of 213253662 is 266352312.

213253662 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (30) 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 11 ways as a sum of consecutive naturals, for example, 10528 + ... + 23180.

It is an arithmetic number, because the mean of its divisors is an integer number (18114201).

Almost surely, 2^213253662 is an apocalyptic number.

213253662 is an abundant number, since it is smaller than the sum of its proper divisors (221487162).

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

213253662 is a wasteful number, since it uses less digits than its factorization.

213253662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12764 (or 12711 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 213253662 is about 14603.2072504639. The cubic root of 213253662 is about 597.4462403853.

The spelling of 213253662 in words is "two hundred thirteen million, two hundred fifty-three thousand, six hundred sixty-two".