612234651 has 48 divisors (see below), whose sum is σ = 997332480. Its totient is φ = 327183360.

The previous prime is 612234599. The next prime is 612234659. The reversal of 612234651 is 156432216.

It is not a de Polignac number, because 612234651 - 2¹⁰ = 612233627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (612234659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1705210 + ... + 1705568.

It is an arithmetic number, because the mean of its divisors is an integer number (20777760).

Almost surely, 2^612234651 is an apocalyptic number.

612234651 is a deficient number, since it is larger than the sum of its proper divisors (385097829).

612234651 is a wasteful number, since it uses less digits than its factorization.

612234651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684 (or 667 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 612234651 is about 24743.3759014408. The cubic root of 612234651 is about 849.1269702903.

Adding to 612234651 its reverse (156432216), we get a palindrome (768666867).

The spelling of 612234651 in words is "six hundred twelve million, two hundred thirty-four thousand, six hundred fifty-one".