2248566761 has 16 divisors (see below), whose sum is σ = 2864165760. Its totient is φ = 1718496000.

The previous prime is 2248566739. The next prime is 2248566763. The reversal of 2248566761 is 1676658422.

It is a de Polignac number, because none of the positive numbers 2^k-2248566761 is a prime.

It is a super-2 number, since 2×2248566761² = 10112104957348062242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2248566763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 494990 + ... + 499511.

It is an arithmetic number, because the mean of its divisors is an integer number (179010360).

Almost surely, 2^2248566761 is an apocalyptic number.

It is an amenable number.

2248566761 is a deficient number, since it is larger than the sum of its proper divisors (615598999).

2248566761 is a wasteful number, since it uses less digits than its factorization.

2248566761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994544.

The product of its digits is 967680, while the sum is 47.

The square root of 2248566761 is about 47419.0548303106. The cubic root of 2248566761 is about 1310.0924047632.

The spelling of 2248566761 in words is "two billion, two hundred forty-eight million, five hundred sixty-six thousand, seven hundred sixty-one".