2547892388 has 6 divisors (see below), whose sum is σ = 4458811686. Its totient is φ = 1273946192.

The previous prime is 2547892363. The next prime is 2547892393. The reversal of 2547892388 is 8832987452.

2547892388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2400804004 + 147088384 = 48998^2 + 12128^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 318486545 + ... + 318486552.

It is an arithmetic number, because the mean of its divisors is an integer number (743135281).

Almost surely, 2^2547892388 is an apocalyptic number.

It is an amenable number.

2547892388 is a deficient number, since it is larger than the sum of its proper divisors (1910919298).

2547892388 is a wasteful number, since it uses less digits than its factorization.

2547892388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636973101 (or 636973099 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 56.

The square root of 2547892388 is about 50476.6519095710. The cubic root of 2547892388 is about 1365.8207103627.

The spelling of 2547892388 in words is "two billion, five hundred forty-seven million, eight hundred ninety-two thousand, three hundred eighty-eight".