934657680 has 80 divisors (see below), whose sum is σ = 3160851264. Its totient is φ = 226583040.

The previous prime is 934657663. The next prime is 934657681. The reversal of 934657680 is 86756439.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (934657681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174379 + ... + 179658.

Almost surely, 2^934657680 is an apocalyptic number.

It is an amenable number.

934657680 is an abundant number, since it is smaller than the sum of its proper divisors (2226193584).

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

934657680 is a wasteful number, since it uses less digits than its factorization.

934657680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354064 (or 354058 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 48.

The square root of 934657680 is about 30572.1716598609. The cubic root of 934657680 is about 977.7268151048.

The spelling of 934657680 in words is "nine hundred thirty-four million, six hundred fifty-seven thousand, six hundred eighty".