346620636 has 36 divisors (see below), whose sum is σ = 892716552. Its totient is φ = 113359584.

The previous prime is 346620623. The next prime is 346620643. The reversal of 346620636 is 636026643.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a self number, because there is not a number n which added to its sum of digits gives 346620636.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88926 + ... + 92741.

It is an arithmetic number, because the mean of its divisors is an integer number (24797682).

Almost surely, 2^346620636 is an apocalyptic number.

346620636 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

346620636 is an abundant number, since it is smaller than the sum of its proper divisors (546095916).

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

346620636 is a wasteful number, since it uses less digits than its factorization.

346620636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181730 (or 181725 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

The square root of 346620636 is about 18617.7505622994. The cubic root of 346620636 is about 702.4544017887.

The spelling of 346620636 in words is "three hundred forty-six million, six hundred twenty thousand, six hundred thirty-six".