345207636 has 48 divisors (see below), whose sum is σ = 896985600. Its totient is φ = 114811776.

The previous prime is 345207623. The next prime is 345207641. The reversal of 345207636 is 636702543.

345207636 is a `hidden beast` number, since 34 + 520 + 76 + 36 = 666.

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 345207636.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48396 + ... + 55068.

It is an arithmetic number, because the mean of its divisors is an integer number (18687200).

Almost surely, 2^345207636 is an apocalyptic number.

345207636 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

345207636 is an abundant number, since it is smaller than the sum of its proper divisors (551777964).

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

345207636 is a wasteful number, since it uses less digits than its factorization.

345207636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7165 (or 7157 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The square root of 345207636 is about 18579.7641535085. The cubic root of 345207636 is about 701.4985826934.

The spelling of 345207636 in words is "three hundred forty-five million, two hundred seven thousand, six hundred thirty-six".