612407732 has 12 divisors (see below), whose sum is σ = 1108669380. Its totient is φ = 295645056.

The previous prime is 612407707. The next prime is 612407737. The reversal of 612407732 is 237704216.

It can be written as a sum of positive squares in 2 ways, for example, as 413146276 + 199261456 = 20326^2 + 14116^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612407737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2639573 + ... + 2639804.

It is an arithmetic number, because the mean of its divisors is an integer number (92389115).

Almost surely, 2^612407732 is an apocalyptic number.

It is an amenable number.

612407732 is a deficient number, since it is larger than the sum of its proper divisors (496261648).

612407732 is a wasteful number, since it uses less digits than its factorization.

612407732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5279410 (or 5279408 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 612407732 is about 24746.8731762217. The cubic root of 612407732 is about 849.2069798627.

The spelling of 612407732 in words is "six hundred twelve million, four hundred seven thousand, seven hundred thirty-two".