612796408 has 32 divisors (see below), whose sum is σ = 1317368160. Its totient is φ = 261780480.

The previous prime is 612796369. The next prime is 612796427. The reversal of 612796408 is 804697216.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

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, 48 + ... + 35008.

It is an arithmetic number, because the mean of its divisors is an integer number (41167755).

Almost surely, 2^612796408 is an apocalyptic number.

It is an amenable number.

612796408 is an abundant number, since it is smaller than the sum of its proper divisors (704571752).

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

612796408 is a wasteful number, since it uses less digits than its factorization.

612796408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35287 (or 35283 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 612796408 is about 24754.7249631257. The cubic root of 612796408 is about 849.3865968901.

The spelling of 612796408 in words is "six hundred twelve million, seven hundred ninety-six thousand, four hundred eight".