2251258748 has 12 divisors (see below), whose sum is σ = 4075554840. Its totient is φ = 1086814512.

The previous prime is 2251258733. The next prime is 2251258771. The reversal of 2251258748 is 8478521522.

It is a junction number, because it is equal to n+sod(n) for n = 2251258699 and 2251258708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9703586 + ... + 9703817.

It is an arithmetic number, because the mean of its divisors is an integer number (339629570).

Almost surely, 2^2251258748 is an apocalyptic number.

It is an amenable number.

2251258748 is a deficient number, since it is larger than the sum of its proper divisors (1824296092).

2251258748 is a wasteful number, since it uses less digits than its factorization.

2251258748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19407436 (or 19407434 counting only the distinct ones).

The product of its digits is 358400, while the sum is 44.

The square root of 2251258748 is about 47447.4314162527. The cubic root of 2251258748 is about 1310.6150110308.

The spelling of 2251258748 in words is "two billion, two hundred fifty-one million, two hundred fifty-eight thousand, seven hundred forty-eight".