617479320 has 32 divisors (see below), whose sum is σ = 1852438320. Its totient is φ = 164661120.

The previous prime is 617479277. The next prime is 617479337. The reversal of 617479320 is 23974716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2572711 + ... + 2572950.

Almost surely, 2^617479320 is an apocalyptic number.

617479320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

617479320 is an abundant number, since it is smaller than the sum of its proper divisors (1234959000).

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

617479320 is a wasteful number, since it uses less digits than its factorization.

617479320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5145675 (or 5145671 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 617479320 is about 24849.1311719344. The cubic root of 617479320 is about 851.5447434470.

The spelling of 617479320 in words is "six hundred seventeen million, four hundred seventy-nine thousand, three hundred twenty".