2258403772 has 24 divisors (see below), whose sum is σ = 4004985600. Its totient is φ = 1114157616.

The previous prime is 2258403769. The next prime is 2258403827. The reversal of 2258403772 is 2773048522.

It is a congruent number.

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, 281229 + ... + 289147.

It is an arithmetic number, because the mean of its divisors is an integer number (166874400).

Almost surely, 2^2258403772 is an apocalyptic number.

It is an amenable number.

2258403772 is a deficient number, since it is larger than the sum of its proper divisors (1746581828).

2258403772 is a wasteful number, since it uses less digits than its factorization.

2258403772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8865 (or 8863 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 40.

The square root of 2258403772 is about 47522.6658764005. The cubic root of 2258403772 is about 1312.0000859793. Note that the first 4 decimals are identical.

The spelling of 2258403772 in words is "two billion, two hundred fifty-eight million, four hundred three thousand, seven hundred seventy-two".