612252412 has 6 divisors (see below), whose sum is σ = 1071441728. Its totient is φ = 306126204.

The previous prime is 612252391. The next prime is 612252413. The reversal of 612252412 is 214252216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612252413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76531548 + ... + 76531555.

Almost surely, 2^612252412 is an apocalyptic number.

It is an amenable number.

612252412 is a deficient number, since it is larger than the sum of its proper divisors (459189316).

612252412 is a wasteful number, since it uses less digits than its factorization.

612252412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153063107 (or 153063105 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 612252412 is about 24743.7348029759. The cubic root of 612252412 is about 849.1351813023.

The spelling of 612252412 in words is "six hundred twelve million, two hundred fifty-two thousand, four hundred twelve".