2223921270 has 32 divisors (see below), whose sum is σ = 5360940288. Its totient is φ = 590431328.

The previous prime is 2223921269. The next prime is 2223921281. The reversal of 2223921270 is 721293222.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156474 + ... + 170093.

It is an arithmetic number, because the mean of its divisors is an integer number (167529384).

Almost surely, 2^2223921270 is an apocalyptic number.

2223921270 is an abundant number, since it is smaller than the sum of its proper divisors (3137019018).

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

2223921270 is a wasteful number, since it uses less digits than its factorization.

2223921270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326804.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 2223921270 is about 47158.4697588885. The cubic root of 2223921270 is about 1305.2883730242.

The spelling of 2223921270 in words is "two billion, two hundred twenty-three million, nine hundred twenty-one thousand, two hundred seventy".