354942216 has 32 divisors (see below), whose sum is σ = 985951200. Its totient is φ = 118314000.

The previous prime is 354942209. The next prime is 354942227. The reversal of 354942216 is 612249453.

It is a happy number.

354942216 is a `hidden beast` number, since 354 + 94 + 2 + 216 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 821410 + ... + 821841.

It is an arithmetic number, because the mean of its divisors is an integer number (30810975).

Almost surely, 2^354942216 is an apocalyptic number.

354942216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

354942216 is an abundant number, since it is smaller than the sum of its proper divisors (631008984).

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

354942216 is a wasteful number, since it uses less digits than its factorization.

354942216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643266 (or 1643256 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 354942216 is about 18839.9101908687. The cubic root of 354942216 is about 708.0314550805.

The spelling of 354942216 in words is "three hundred fifty-four million, nine hundred forty-two thousand, two hundred sixteen".