612982608 has 40 divisors (see below), whose sum is σ = 1809759168. Its totient is φ = 175137792.

The previous prime is 612982597. The next prime is 612982609. The reversal of 612982608 is 806289216.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 612982608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612982609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 911841 + ... + 912512.

Almost surely, 2^612982608 is an apocalyptic number.

It is an amenable number.

612982608 is an abundant number, since it is smaller than the sum of its proper divisors (1196776560).

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

612982608 is a wasteful number, since it uses less digits than its factorization.

612982608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1824371 (or 1824365 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 612982608 is about 24758.4855756567. The cubic root of 612982608 is about 849.4726177208.

The spelling of 612982608 in words is "six hundred twelve million, nine hundred eighty-two thousand, six hundred eight".