2622603157 has 4 divisors (see below), whose sum is σ = 2625147936. Its totient is φ = 2620058380.

The previous prime is 2622603143. The next prime is 2622603161. The reversal of 2622603157 is 7513062262.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2622603157 - 2²³ = 2614214549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2622603257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1270843 + ... + 1272904.

It is an arithmetic number, because the mean of its divisors is an integer number (656286984).

Almost surely, 2^2622603157 is an apocalyptic number.

It is an amenable number.

2622603157 is a deficient number, since it is larger than the sum of its proper divisors (2544779).

2622603157 is a wasteful number, since it uses less digits than its factorization.

2622603157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2544778.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 2622603157 is about 51211.3576953394. The cubic root of 2622603157 is about 1379.0421058558.

The spelling of 2622603157 in words is "two billion, six hundred twenty-two million, six hundred three thousand, one hundred fifty-seven".