612740416 has 14 divisors (see below), whose sum is σ = 1215906890. Its totient is φ = 306370176.

The previous prime is 612740383. The next prime is 612740417. The reversal of 612740416 is 614047216.

It can be written as a sum of positive squares in only one way, i.e., 420086016 + 192654400 = 20496^2 + 13880^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612740417) 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 as a sum of consecutive naturals, namely, 4786971 + ... + 4787098.

Almost surely, 2^612740416 is an apocalyptic number.

It is an amenable number.

612740416 is a deficient number, since it is larger than the sum of its proper divisors (603166474).

612740416 is an equidigital number, since it uses as much as digits as its factorization.

612740416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9574081 (or 9574071 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 612740416 is about 24753.5940016798. The cubic root of 612740416 is about 849.3607262516.

The spelling of 612740416 in words is "six hundred twelve million, seven hundred forty thousand, four hundred sixteen".