920292066 has 12 divisors (see below), whose sum is σ = 1993966182. Its totient is φ = 306764016.

The previous prime is 920292049. The next prime is 920292073. The reversal of 920292066 is 660292029.

It can be written as a sum of positive squares in only one way, i.e., 498852225 + 421439841 = 22335^2 + 20529^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 920292066.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25563651 + ... + 25563686.

Almost surely, 2^920292066 is an apocalyptic number.

920292066 is an abundant number, since it is smaller than the sum of its proper divisors (1073674116).

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

920292066 is a wasteful number, since it uses less digits than its factorization.

920292066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51127345 (or 51127342 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 920292066 is about 30336.3159595888. The cubic root of 920292066 is about 972.6917356659.

The spelling of 920292066 in words is "nine hundred twenty million, two hundred ninety-two thousand, sixty-six".