612462464 has 16 divisors (see below), whose sum is σ = 1220140320. Its totient is φ = 306231168.

The previous prime is 612462427. The next prime is 612462467. The reversal of 612462464 is 464264216.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×612462464² = 750220539617902592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612462467) 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, 2392304 + ... + 2392559.

It is an arithmetic number, because the mean of its divisors is an integer number (76258770).

Almost surely, 2^612462464 is an apocalyptic number.

612462464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

612462464 is a deficient number, since it is larger than the sum of its proper divisors (607677856).

612462464 is an equidigital number, since it uses as much as digits as its factorization.

612462464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4784877 (or 4784865 counting only the distinct ones).

The product of its digits is 55296, while the sum is 35.

The square root of 612462464 is about 24747.9789881921. The cubic root of 612462464 is about 849.2322775031.

The spelling of 612462464 in words is "six hundred twelve million, four hundred sixty-two thousand, four hundred sixty-four".