996949051 has 16 divisors (see below), whose sum is σ = 1173952000. Its totient is φ = 846201384.

The previous prime is 996949049. The next prime is 996949061. The reversal of 996949051 is 150949699.

It is not a de Polignac number, because 996949051 - 2¹ = 996949049 is a prime.

It is the 31575-th Hogben number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 996949051.

It is not an unprimeable number, because it can be changed into a prime (996949001) by changing a digit.

It is a nontrivial repunit in base 31574.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21220 + ... + 49438.

It is an arithmetic number, because the mean of its divisors is an integer number (73372000).

Almost surely, 2^996949051 is an apocalyptic number.

996949051 is a deficient number, since it is larger than the sum of its proper divisors (177002949).

996949051 is a wasteful number, since it uses less digits than its factorization.

996949051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28343 (or 28329 counting only the distinct ones).

The product of its (nonzero) digits is 787320, while the sum is 52.

The square root of 996949051 is about 31574.5000118767. The cubic root of 996949051 is about 998.9819809890.

The spelling of 996949051 in words is "nine hundred ninety-six million, nine hundred forty-nine thousand, fifty-one".