213417402 has 32 divisors (see below), whose sum is σ = 471260160. Its totient is φ = 63891120.

The previous prime is 213417401. The next prime is 213417419. The reversal of 213417402 is 204714312.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (213417401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14002 + ... + 24957.

It is an arithmetic number, because the mean of its divisors is an integer number (14726880).

Almost surely, 2^213417402 is an apocalyptic number.

213417402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

213417402 is an abundant number, since it is smaller than the sum of its proper divisors (257842758).

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

213417402 is a wasteful number, since it uses less digits than its factorization.

213417402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39058.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 213417402 is about 14608.8124774055. The cubic root of 213417402 is about 597.5991112585.

The spelling of 213417402 in words is "two hundred thirteen million, four hundred seventeen thousand, four hundred two".