1612666252 has 24 divisors (see below), whose sum is σ = 3039869952. Its totient is φ = 746394000.

The previous prime is 1612666241. The next prime is 1612666271. The reversal of 1612666252 is 2526662161.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279874 + ... + 285577.

It is an arithmetic number, because the mean of its divisors is an integer number (126661248).

Almost surely, 2^1612666252 is an apocalyptic number.

It is an amenable number.

1612666252 is a deficient number, since it is larger than the sum of its proper divisors (1427203700).

1612666252 is a wasteful number, since it uses less digits than its factorization.

1612666252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565509 (or 565507 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 1612666252 is about 40158.0160366520. The cubic root of 1612666252 is about 1172.6853487428.

The spelling of 1612666252 in words is "one billion, six hundred twelve million, six hundred sixty-six thousand, two hundred fifty-two".