612229975 has 12 divisors (see below), whose sum is σ = 867617584. Its totient is φ = 419814720.

The previous prime is 612229963. The next prime is 612229979. The reversal of 612229975 is 579922216.

It is not a de Polignac number, because 612229975 - 2⁹ = 612229463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612229979) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1749054 + ... + 1749403.

Almost surely, 2^612229975 is an apocalyptic number.

612229975 is a deficient number, since it is larger than the sum of its proper divisors (255387609).

612229975 is a wasteful number, since it uses less digits than its factorization.

612229975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3498474 (or 3498469 counting only the distinct ones).

The product of its digits is 136080, while the sum is 43.

The square root of 612229975 is about 24743.2814113246. The cubic root of 612229975 is about 849.1248085223.

The spelling of 612229975 in words is "six hundred twelve million, two hundred twenty-nine thousand, nine hundred seventy-five".