216702402 has 24 divisors (see below), whose sum is σ = 504165456. Its totient is φ = 61914888.

The previous prime is 216702347. The next prime is 216702403. The reversal of 216702402 is 204207612.

It is not an unprimeable number, because it can be changed into a prime (216702403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 368248 + ... + 368835.

It is an arithmetic number, because the mean of its divisors is an integer number (21006894).

Almost surely, 2^216702402 is an apocalyptic number.

216702402 is an abundant number, since it is smaller than the sum of its proper divisors (287463054).

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

216702402 is a wasteful number, since it uses less digits than its factorization.

216702402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737102 (or 737095 counting only the distinct ones).

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

The square root of 216702402 is about 14720.8152627495. The cubic root of 216702402 is about 600.6496685197.

The spelling of 216702402 in words is "two hundred sixteen million, seven hundred two thousand, four hundred two".