851184652 has 12 divisors (see below), whose sum is σ = 1491758856. Its totient is φ = 424967840.

The previous prime is 851184637. The next prime is 851184661. The reversal of 851184652 is 256481158.

It is a happy number.

It is a super-2 number, since 2×851184652² = 1449030623600722208, which contains 22 as substring.

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, 153049 + ... + 158512.

It is an arithmetic number, because the mean of its divisors is an integer number (124313238).

Almost surely, 2^851184652 is an apocalyptic number.

It is an amenable number.

851184652 is a deficient number, since it is larger than the sum of its proper divisors (640574204).

851184652 is a wasteful number, since it uses less digits than its factorization.

851184652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312248 (or 312246 counting only the distinct ones).

The product of its digits is 76800, while the sum is 40.

The square root of 851184652 is about 29175.0690144856. The cubic root of 851184652 is about 947.7081047479.

The spelling of 851184652 in words is "eight hundred fifty-one million, one hundred eighty-four thousand, six hundred fifty-two".