2621079490 has 32 divisors (see below), whose sum is σ = 4851990720. Its totient is φ = 1019014464.

The previous prime is 2621079473. The next prime is 2621079497. The reversal of 2621079490 is 949701262.

It is not an unprimeable number, because it can be changed into a prime (2621079497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33601 + ... + 79819.

It is an arithmetic number, because the mean of its divisors is an integer number (151624710).

Almost surely, 2^2621079490 is an apocalyptic number.

2621079490 is a deficient number, since it is larger than the sum of its proper divisors (2230911230).

2621079490 is a wasteful number, since it uses less digits than its factorization.

2621079490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46386.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 2621079490 is about 51196.4792734813. The cubic root of 2621079490 is about 1378.7749911014.

The spelling of 2621079490 in words is "two billion, six hundred twenty-one million, seventy-nine thousand, four hundred ninety".