2291901352 has 32 divisors (see below), whose sum is σ = 4629854880. Its totient is φ = 1057348800.

The previous prime is 2291901343. The next prime is 2291901379. The reversal of 2291901352 is 2531091922.

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, 451227 + ... + 456277.

It is an arithmetic number, because the mean of its divisors is an integer number (144682965).

Almost surely, 2^2291901352 is an apocalyptic number.

It is an amenable number.

2291901352 is an abundant number, since it is smaller than the sum of its proper divisors (2337953528).

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

2291901352 is a wasteful number, since it uses less digits than its factorization.

2291901352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9433 (or 9429 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 2291901352 is about 47873.8065334270. The cubic root of 2291901352 is about 1318.4549860151.

The spelling of 2291901352 in words is "two billion, two hundred ninety-one million, nine hundred one thousand, three hundred fifty-two".