349815536 has 40 divisors (see below), whose sum is σ = 815364480. Its totient is φ = 142029504.

The previous prime is 349815527. The next prime is 349815539. The reversal of 349815536 is 635518943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349815539) 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, 80066 + ... + 84321.

It is an arithmetic number, because the mean of its divisors is an integer number (20384112).

Almost surely, 2^349815536 is an apocalyptic number.

It is an amenable number.

349815536 is an abundant number, since it is smaller than the sum of its proper divisors (465548944).

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

349815536 is a wasteful number, since it uses less digits than its factorization.

349815536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164421 (or 164415 counting only the distinct ones).

The product of its digits is 388800, while the sum is 44.

The square root of 349815536 is about 18703.3562763478. The cubic root of 349815536 is about 704.6060445056.

The spelling of 349815536 in words is "three hundred forty-nine million, eight hundred fifteen thousand, five hundred thirty-six".