612668262 has 48 divisors (see below), whose sum is σ = 1314706032. Its totient is φ = 190261440.

The previous prime is 612668191. The next prime is 612668291. The reversal of 612668262 is 262866216.

It is a self number, because there is not a number n which added to its sum of digits gives 612668262.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129808 + ... + 134444.

It is an arithmetic number, because the mean of its divisors is an integer number (27389709).

Almost surely, 2^612668262 is an apocalyptic number.

612668262 is an abundant number, since it is smaller than the sum of its proper divisors (702037770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

612668262 is a wasteful number, since it uses less digits than its factorization.

612668262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4741 (or 4722 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 612668262 is about 24752.1365138446. The cubic root of 612668262 is about 849.3273857712.

The spelling of 612668262 in words is "six hundred twelve million, six hundred sixty-eight thousand, two hundred sixty-two".