616417974 has 12 divisors (see below), whose sum is σ = 1335572316. Its totient is φ = 205472652.

The previous prime is 616417973. The next prime is 616417979. The reversal of 616417974 is 479714616.

It is a super-2 number, since 2×616417974² = 759942237340529352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616417973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17122704 + ... + 17122739.

It is an arithmetic number, because the mean of its divisors is an integer number (111297693).

Almost surely, 2^616417974 is an apocalyptic number.

616417974 is an abundant number, since it is smaller than the sum of its proper divisors (719154342).

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

616417974 is a wasteful number, since it uses less digits than its factorization.

616417974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34245451 (or 34245448 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 616417974 is about 24827.7661902959. The cubic root of 616417974 is about 851.0565749142.

The spelling of 616417974 in words is "six hundred sixteen million, four hundred seventeen thousand, nine hundred seventy-four".