617279412 has 48 divisors (see below), whose sum is σ = 1464025472. Its totient is φ = 202400640.

The previous prime is 617279407. The next prime is 617279419. The reversal of 617279412 is 214972716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (617279419) 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 15 ways as a sum of consecutive naturals, for example, 192462 + ... + 195642.

Almost surely, 2^617279412 is an apocalyptic number.

It is an amenable number.

617279412 is an abundant number, since it is smaller than the sum of its proper divisors (846746060).

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

617279412 is a wasteful number, since it uses less digits than its factorization.

617279412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3448 (or 3446 counting only the distinct ones).

The product of its digits is 42336, while the sum is 39.

The square root of 617279412 is about 24845.1084119188. The cubic root of 617279412 is about 851.4528380855.

The spelling of 617279412 in words is "six hundred seventeen million, two hundred seventy-nine thousand, four hundred twelve".