2261751090 has 64 divisors (see below), whose sum is σ = 5507377920. Its totient is φ = 594397440.

The previous prime is 2261751073. The next prime is 2261751137. The reversal of 2261751090 is 901571622.

2261751090 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 642435 + ... + 645945.

It is an arithmetic number, because the mean of its divisors is an integer number (86052780).

Almost surely, 2^2261751090 is an apocalyptic number.

2261751090 is an abundant number, since it is smaller than the sum of its proper divisors (3245626830).

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

2261751090 is a wasteful number, since it uses less digits than its factorization.

2261751090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3827.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 2261751090 is about 47557.8709573925. The cubic root of 2261751090 is about 1312.6479644524.

The spelling of 2261751090 in words is "two billion, two hundred sixty-one million, seven hundred fifty-one thousand, ninety".