2252451538 has 16 divisors (see below), whose sum is σ = 3406002624. Its totient is φ = 1117154160.

The previous prime is 2252451529. The next prime is 2252451541. The reversal of 2252451538 is 8351542522.

It is a junction number, because it is equal to n+sod(n) for n = 2252451497 and 2252451506.

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, 116803 + ... + 134713.

It is an arithmetic number, because the mean of its divisors is an integer number (212875164).

Almost surely, 2^2252451538 is an apocalyptic number.

2252451538 is a deficient number, since it is larger than the sum of its proper divisors (1153551086).

2252451538 is a wasteful number, since it uses less digits than its factorization.

2252451538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18417.

The product of its digits is 96000, while the sum is 37.

The square root of 2252451538 is about 47459.9993468184. Note that the first 3 decimals coincide. The cubic root of 2252451538 is about 1310.8464389624.

The spelling of 2252451538 in words is "two billion, two hundred fifty-two million, four hundred fifty-one thousand, five hundred thirty-eight".