900966979 has 8 divisors (see below), whose sum is σ = 985001472. Its totient is φ = 817287240.

The previous prime is 900966977. The next prime is 900967013. The reversal of 900966979 is 979669009.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 900966979 - 2¹ = 900966977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (900966973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83359 + ... + 93544.

It is an arithmetic number, because the mean of its divisors is an integer number (123125184).

Almost surely, 2^900966979 is an apocalyptic number.

900966979 is a deficient number, since it is larger than the sum of its proper divisors (84034493).

900966979 is a wasteful number, since it uses less digits than its factorization.

900966979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177377.

The product of its (nonzero) digits is 1653372, while the sum is 55.

The square root of 900966979 is about 30016.1119900629. Note that the first 3 decimals coincide. The cubic root of 900966979 is about 965.8350415672.

The spelling of 900966979 in words is "nine hundred million, nine hundred sixty-six thousand, nine hundred seventy-nine".