616006746 has 36 divisors (see below), whose sum is σ = 1395255498. Its totient is φ = 196404912.

The previous prime is 616006697. The next prime is 616006751. The reversal of 616006746 is 647600616.

616006746 is a `hidden beast` number, since 6 + 1 + 600 + 6 + 7 + 46 = 666.

It can be written as a sum of positive squares in only one way, i.e., 534303225 + 81703521 = 23115^2 + 9039^2 .

It is a super-2 number, since 2×616006746² = 758928622235017032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 616006746.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 22825 + ... + 41868.

Almost surely, 2^616006746 is an apocalyptic number.

616006746 is an abundant number, since it is smaller than the sum of its proper divisors (779248752).

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

616006746 is a wasteful number, since it uses less digits than its factorization.

616006746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64747 (or 64721 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 616006746 is about 24819.4831936525. The cubic root of 616006746 is about 850.8672790342.

The spelling of 616006746 in words is "six hundred sixteen million, six thousand, seven hundred forty-six".