2257020324 has 72 divisors (see below), whose sum is σ = 6149812032. Its totient is φ = 693823680.

The previous prime is 2257020307. The next prime is 2257020341. The reversal of 2257020324 is 4230207522.

It is an interprime number because it is at equal distance from previous prime (2257020307) and next prime (2257020341).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 846217 + ... + 848879.

It is an arithmetic number, because the mean of its divisors is an integer number (85414056).

Almost surely, 2^2257020324 is an apocalyptic number.

It is an amenable number.

2257020324 is an abundant number, since it is smaller than the sum of its proper divisors (3892791708).

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

2257020324 is a wasteful number, since it uses less digits than its factorization.

2257020324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4497 (or 4492 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 2257020324 is about 47508.1079816909. The cubic root of 2257020324 is about 1311.7321305513.

Adding to 2257020324 its reverse (4230207522), we get a palindrome (6487227846).

The spelling of 2257020324 in words is "two billion, two hundred fifty-seven million, twenty thousand, three hundred twenty-four".