2620525238 has 16 divisors (see below), whose sum is σ = 4052183760. Its totient is φ = 1270406016.

The previous prime is 2620525223. The next prime is 2620525247. The reversal of 2620525238 is 8325250262.

It is a junction number, because it is equal to n+sod(n) for n = 2620525198 and 2620525207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143495 + ... + 160722.

It is an arithmetic number, because the mean of its divisors is an integer number (253261485).

Almost surely, 2^2620525238 is an apocalyptic number.

2620525238 is a deficient number, since it is larger than the sum of its proper divisors (1431658522).

2620525238 is a wasteful number, since it uses less digits than its factorization.

2620525238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304351.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 2620525238 is about 51191.0659978868. The cubic root of 2620525238 is about 1378.6777992547.

The spelling of 2620525238 in words is "two billion, six hundred twenty million, five hundred twenty-five thousand, two hundred thirty-eight".