920666924 has 6 divisors (see below), whose sum is σ = 1611167124. Its totient is φ = 460333460.

The previous prime is 920666921. The next prime is 920666951. The reversal of 920666924 is 429666029.

It is not an unprimeable number, because it can be changed into a prime (920666921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115083362 + ... + 115083369.

It is an arithmetic number, because the mean of its divisors is an integer number (268527854).

Almost surely, 2^920666924 is an apocalyptic number.

It is an amenable number.

920666924 is a deficient number, since it is larger than the sum of its proper divisors (690500200).

920666924 is a wasteful number, since it uses less digits than its factorization.

920666924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230166735 (or 230166733 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 920666924 is about 30342.4937010787. The cubic root of 920666924 is about 972.8237849710.

The spelling of 920666924 in words is "nine hundred twenty million, six hundred sixty-six thousand, nine hundred twenty-four".