612412461 has 8 divisors (see below), whose sum is σ = 907277760. Its totient is φ = 408274956.

The previous prime is 612412457. The next prime is 612412481. The reversal of 612412461 is 164214216.

612412461 is a `hidden beast` number, since 612 + 4 + 1 + 2 + 46 + 1 = 666.

It is not a de Polignac number, because 612412461 - 2² = 612412457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 22681943 = 612412461 / (6 + 1 + 2 + 4 + 1 + 2 + 4 + 6 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612412481) 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 7 ways as a sum of consecutive naturals, for example, 11340945 + ... + 11340998.

It is an arithmetic number, because the mean of its divisors is an integer number (113409720).

Almost surely, 2^612412461 is an apocalyptic number.

It is an amenable number.

612412461 is a deficient number, since it is larger than the sum of its proper divisors (294865299).

612412461 is a wasteful number, since it uses less digits than its factorization.

612412461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22681952 (or 22681946 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 612412461 is about 24746.9687234619. The cubic root of 612412461 is about 849.2091657100.

Adding to 612412461 its reverse (164214216), we get a palindrome (776626677).

The spelling of 612412461 in words is "six hundred twelve million, four hundred twelve thousand, four hundred sixty-one".