2521021062 has 32 divisors (see below), whose sum is σ = 5884941312. Its totient is φ = 704965824.

The previous prime is 2521021051. The next prime is 2521021117. The reversal of 2521021062 is 2601201252.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 636583 + ... + 640530.

It is an arithmetic number, because the mean of its divisors is an integer number (183904416).

Almost surely, 2^2521021062 is an apocalyptic number.

2521021062 is an abundant number, since it is smaller than the sum of its proper divisors (3363920250).

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

2521021062 is a wasteful number, since it uses less digits than its factorization.

2521021062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277172.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2521021062 is about 50209.7705830250. The cubic root of 2521021062 is about 1361.0021920211.

The spelling of 2521021062 in words is "two billion, five hundred twenty-one million, twenty-one thousand, sixty-two".