2215591032 has 32 divisors (see below), whose sum is σ = 5540291280. Its totient is φ = 738355200.

The previous prime is 2215591031. The next prime is 2215591061. The reversal of 2215591032 is 2301955122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2215591031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128728 + ... + 144920.

Almost surely, 2^2215591032 is an apocalyptic number.

It is an amenable number.

2215591032 is an abundant number, since it is smaller than the sum of its proper divisors (3324700248).

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

2215591032 is a wasteful number, since it uses less digits than its factorization.

2215591032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21903 (or 21899 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 2215591032 is about 47070.0651369849. The cubic root of 2215591032 is about 1303.6565755395.

The spelling of 2215591032 in words is "two billion, two hundred fifteen million, five hundred ninety-one thousand, thirty-two".