2538993622 has 32 divisors (see below), whose sum is σ = 4415640480. Its totient is φ = 1082119680.

The previous prime is 2538993619. The next prime is 2538993623. The reversal of 2538993622 is 2263998352.

It is a super-2 number, since 2×2538993622² = 12892977225113357768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2538993623) 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, 87988 + ... + 113224.

It is an arithmetic number, because the mean of its divisors is an integer number (137988765).

Almost surely, 2^2538993622 is an apocalyptic number.

2538993622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2538993622 is a deficient number, since it is larger than the sum of its proper divisors (1876646858).

2538993622 is a wasteful number, since it uses less digits than its factorization.

2538993622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25536.

The product of its digits is 1399680, while the sum is 49.

The square root of 2538993622 is about 50388.4274610748. The cubic root of 2538993622 is about 1364.2287676395.

The spelling of 2538993622 in words is "two billion, five hundred thirty-eight million, nine hundred ninety-three thousand, six hundred twenty-two".