612055612 has 48 divisors (see below), whose sum is σ = 1245468672. Its totient is φ = 257768640.

The previous prime is 612055589. The next prime is 612055621. The reversal of 612055612 is 216550216.

It is a super-2 number, since 2×612055612² = 749224144361389088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 517662 + ... + 518842.

It is an arithmetic number, because the mean of its divisors is an integer number (25947264).

Almost surely, 2^612055612 is an apocalyptic number.

It is an amenable number.

612055612 is an abundant number, since it is smaller than the sum of its proper divisors (633413060).

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

612055612 is a wasteful number, since it uses less digits than its factorization.

612055612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498 (or 1496 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 612055612 is about 24739.7577191047. The cubic root of 612055612 is about 849.0441906648.

The spelling of 612055612 in words is "six hundred twelve million, fifty-five thousand, six hundred twelve".