612462408 has 32 divisors (see below), whose sum is σ = 1552135200. Its totient is φ = 201356928.

The previous prime is 612462379. The next prime is 612462427. The reversal of 612462408 is 804264216.

It is a super-2 number, since 2×612462408² = 750220402426316928, which contains 22 as substring.

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, 173038 + ... + 176541.

It is an arithmetic number, because the mean of its divisors is an integer number (48504225).

Almost surely, 2^612462408 is an apocalyptic number.

It is an amenable number.

612462408 is an abundant number, since it is smaller than the sum of its proper divisors (939672792).

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

612462408 is a wasteful number, since it uses less digits than its factorization.

612462408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349661 (or 349657 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 612462408 is about 24747.9778567866. The cubic root of 612462408 is about 849.2322516202.

The spelling of 612462408 in words is "six hundred twelve million, four hundred sixty-two thousand, four hundred eight".