2562272540 has 24 divisors (see below), whose sum is σ = 5416891200. Its totient is φ = 1018029248.

The previous prime is 2562272513. The next prime is 2562272549. The reversal of 2562272540 is 452722652.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2562272540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2562272549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426932 + ... + 432891.

It is an arithmetic number, because the mean of its divisors is an integer number (225703800).

Almost surely, 2^2562272540 is an apocalyptic number.

2562272540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2562272540 is an abundant number, since it is smaller than the sum of its proper divisors (2854618660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2562272540 is a wasteful number, since it uses less digits than its factorization.

2562272540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859981 (or 859979 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 2562272540 is about 50618.8950886919. The cubic root of 2562272540 is about 1368.3854281149.

The spelling of 2562272540 in words is "two billion, five hundred sixty-two million, two hundred seventy-two thousand, five hundred forty".