348640536 has 16 divisors (see below), whose sum is σ = 871601400. Its totient is φ = 116213504.

The previous prime is 348640511. The next prime is 348640543. The reversal of 348640536 is 635046843.

It is a junction number, because it is equal to n+sod(n) for n = 348640494 and 348640503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7263321 + ... + 7263368.

Almost surely, 2^348640536 is an apocalyptic number.

It is an amenable number.

348640536 is an abundant number, since it is smaller than the sum of its proper divisors (522960864).

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

348640536 is a wasteful number, since it uses less digits than its factorization.

348640536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14526698 (or 14526694 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

The square root of 348640536 is about 18671.9183802843. The cubic root of 348640536 is about 703.8162560673.

The spelling of 348640536 in words is "three hundred forty-eight million, six hundred forty thousand, five hundred thirty-six".