2920888994 has 16 divisors (see below), whose sum is σ = 4451171928. Its totient is φ = 1437253632.

The previous prime is 2920888973. The next prime is 2920889003. The reversal of 2920888994 is 4998880292.

It can be written as a sum of positive squares in 4 ways, for example, as 2323722025 + 597166969 = 48205^2 + 24437^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44834 + ... + 88610.

Almost surely, 2^2920888994 is an apocalyptic number.

2920888994 is a deficient number, since it is larger than the sum of its proper divisors (1530282934).

2920888994 is a wasteful number, since it uses less digits than its factorization.

2920888994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44309.

The product of its (nonzero) digits is 5971968, while the sum is 59.

The square root of 2920888994 is about 54045.2495044662. The cubic root of 2920888994 is about 1429.4589365841.

The spelling of 2920888994 in words is "two billion, nine hundred twenty million, eight hundred eighty-eight thousand, nine hundred ninety-four".