612957242 has 8 divisors (see below), whose sum is σ = 921070656. Its totient is φ = 305933692.

The previous prime is 612957229. The next prime is 612957263. The reversal of 612957242 is 242759216.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 612957196 and 612957205.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271058 + ... + 273309.

It is an arithmetic number, because the mean of its divisors is an integer number (115133832).

Almost surely, 2^612957242 is an apocalyptic number.

612957242 is a deficient number, since it is larger than the sum of its proper divisors (308113414).

612957242 is a wasteful number, since it uses less digits than its factorization.

612957242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544932.

The product of its digits is 60480, while the sum is 38.

The square root of 612957242 is about 24757.9733015447. The cubic root of 612957242 is about 849.4609001401.

The spelling of 612957242 in words is "six hundred twelve million, nine hundred fifty-seven thousand, two hundred forty-two".