2279926251 has 16 divisors (see below), whose sum is σ = 3397900800. Its totient is φ = 1510846344.

The previous prime is 2279926249. The next prime is 2279926283. The reversal of 2279926251 is 1526299722.

It is not a de Polignac number, because 2279926251 - 2¹ = 2279926249 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2279926197 and 2279926206.

It is not an unprimeable number, because it can be changed into a prime (2279926351) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 248311 + ... + 257328.

It is an arithmetic number, because the mean of its divisors is an integer number (212368800).

Almost surely, 2^2279926251 is an apocalyptic number.

2279926251 is a deficient number, since it is larger than the sum of its proper divisors (1117974549).

2279926251 is a wasteful number, since it uses less digits than its factorization.

2279926251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505815 (or 505809 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 2279926251 is about 47748.5732875863. The cubic root of 2279926251 is about 1316.1546819394.

The spelling of 2279926251 in words is "two billion, two hundred seventy-nine million, nine hundred twenty-six thousand, two hundred fifty-one".