2427557828 has 6 divisors (see below), whose sum is σ = 4248226206. Its totient is φ = 1213778912.

The previous prime is 2427557813. The next prime is 2427557861. The reversal of 2427557828 is 8287557242.

It can be written as a sum of positive squares in only one way, i.e., 2187245824 + 240312004 = 46768^2 + 15502^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303444725 + ... + 303444732.

It is an arithmetic number, because the mean of its divisors is an integer number (708037701).

Almost surely, 2^2427557828 is an apocalyptic number.

It is an amenable number.

2427557828 is a deficient number, since it is larger than the sum of its proper divisors (1820668378).

2427557828 is a wasteful number, since it uses less digits than its factorization.

2427557828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606889461 (or 606889459 counting only the distinct ones).

The product of its digits is 2508800, while the sum is 50.

The square root of 2427557828 is about 49270.2529727624. The cubic root of 2427557828 is about 1343.9708877682.

The spelling of 2427557828 in words is "two billion, four hundred twenty-seven million, five hundred fifty-seven thousand, eight hundred twenty-eight".