213002392 has 32 divisors (see below), whose sum is σ = 409812480. Its totient is φ = 103733280.

The previous prime is 213002359. The next prime is 213002399. The reversal of 213002392 is 293200312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213002399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172417 + ... + 173647.

It is an arithmetic number, because the mean of its divisors is an integer number (12806640).

Almost surely, 2^213002392 is an apocalyptic number.

It is an amenable number.

213002392 is a deficient number, since it is larger than the sum of its proper divisors (196810088).

213002392 is a wasteful number, since it uses less digits than its factorization.

213002392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783 (or 1779 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 213002392 is about 14594.6014676660. The cubic root of 213002392 is about 597.2114975370.

The spelling of 213002392 in words is "two hundred thirteen million, two thousand, three hundred ninety-two".