2990172884 has 12 divisors (see below), whose sum is σ = 5249522964. Its totient is φ = 1490309184.

The previous prime is 2990172883. The next prime is 2990172893. The reversal of 2990172884 is 4882710992.

2990172884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 288252484 + 2701920400 = 16978^2 + 51980^2 .

It is a super-2 number, since 2×2990172884² = 17882267752417754912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2990172883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1192907 + ... + 1195410.

It is an arithmetic number, because the mean of its divisors is an integer number (437460247).

Almost surely, 2^2990172884 is an apocalyptic number.

It is an amenable number.

2990172884 is a deficient number, since it is larger than the sum of its proper divisors (2259350080).

2990172884 is a wasteful number, since it uses less digits than its factorization.

2990172884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2388634 (or 2388632 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 50.

The square root of 2990172884 is about 54682.4732798362. The cubic root of 2990172884 is about 1440.6730527802.

The spelling of 2990172884 in words is "two billion, nine hundred ninety million, one hundred seventy-two thousand, eight hundred eighty-four".