617068944 has 30 divisors (see below), whose sum is σ = 1726936406. Its totient is φ = 205689600.

The previous prime is 617068891. The next prime is 617068973. The reversal of 617068944 is 449860716.

It can be written as a sum of positive squares in only one way, i.e., 404492544 + 212576400 = 20112^2 + 14580^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 617068944.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2142457 + ... + 2142744.

Almost surely, 2^617068944 is an apocalyptic number.

It is an amenable number.

617068944 is an abundant number, since it is smaller than the sum of its proper divisors (1109867462).

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

617068944 is a wasteful number, since it uses less digits than its factorization.

617068944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4285215 (or 4285206 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 617068944 is about 24840.8724484467. The cubic root of 617068944 is about 851.3560564425.

The spelling of 617068944 in words is "six hundred seventeen million, sixty-eight thousand, nine hundred forty-four".