612106412 has 6 divisors (see below), whose sum is σ = 1071186228. Its totient is φ = 306053204.

The previous prime is 612106379. The next prime is 612106459. The reversal of 612106412 is 214601216.

It is a super-2 number, since 2×612106412² = 749348519223027488, which contains 22 as substring.

It is an unprimeable number.

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, 76513298 + ... + 76513305.

It is an arithmetic number, because the mean of its divisors is an integer number (178531038).

Almost surely, 2^612106412 is an apocalyptic number.

It is an amenable number.

612106412 is a deficient number, since it is larger than the sum of its proper divisors (459079816).

612106412 is a wasteful number, since it uses less digits than its factorization.

612106412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153026607 (or 153026605 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 612106412 is about 24740.7843853019. The cubic root of 612106412 is about 849.0676799528.

Adding to 612106412 its reverse (214601216), we get a palindrome (826707628).

The spelling of 612106412 in words is "six hundred twelve million, one hundred six thousand, four hundred twelve".