216367402 has 16 divisors (see below), whose sum is σ = 342430560. Its totient is φ = 102250512.

The previous prime is 216367391. The next prime is 216367409. The reversal of 216367402 is 204763612.

It is not an unprimeable number, because it can be changed into a prime (216367409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10408 + ... + 23260.

It is an arithmetic number, because the mean of its divisors is an integer number (21401910).

Almost surely, 2^216367402 is an apocalyptic number.

216367402 is a deficient number, since it is larger than the sum of its proper divisors (126063158).

216367402 is a wasteful number, since it uses less digits than its factorization.

216367402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13317.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 216367402 is about 14709.4324159704. The cubic root of 216367402 is about 600.3399943404.

The spelling of 216367402 in words is "two hundred sixteen million, three hundred sixty-seven thousand, four hundred two".