612892484 has 6 divisors (see below), whose sum is σ = 1072561854. Its totient is φ = 306446240.

The previous prime is 612892471. The next prime is 612892487. The reversal of 612892484 is 484298216.

It can be written as a sum of positive squares in only one way, i.e., 373571584 + 239320900 = 19328^2 + 15470^2 .

It is not an unprimeable number, because it can be changed into a prime (612892487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76611557 + ... + 76611564.

It is an arithmetic number, because the mean of its divisors is an integer number (178760309).

Almost surely, 2^612892484 is an apocalyptic number.

It is an amenable number.

612892484 is a deficient number, since it is larger than the sum of its proper divisors (459669370).

612892484 is a wasteful number, since it uses less digits than its factorization.

612892484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153223125 (or 153223123 counting only the distinct ones).

The product of its digits is 221184, while the sum is 44.

The square root of 612892484 is about 24756.6654458956. The cubic root of 612892484 is about 849.4309843360.

The spelling of 612892484 in words is "six hundred twelve million, eight hundred ninety-two thousand, four hundred eighty-four".