2249918475 has 24 divisors (see below), whose sum is σ = 4251275520. Its totient is φ = 1028533920.

The previous prime is 2249918471. The next prime is 2249918519. The reversal of 2249918475 is 5748199422.

It is not a de Polignac number, because 2249918475 - 2² = 2249918471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2249918471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2142255 + ... + 2143304.

It is an arithmetic number, because the mean of its divisors is an integer number (177136480).

Almost surely, 2^2249918475 is an apocalyptic number.

2249918475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2249918475 is a deficient number, since it is larger than the sum of its proper divisors (2001357045).

2249918475 is a wasteful number, since it uses less digits than its factorization.

2249918475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4285579 (or 4285574 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 51.

The square root of 2249918475 is about 47433.3055457871. The cubic root of 2249918475 is about 1310.3548705472.

The spelling of 2249918475 in words is "two billion, two hundred forty-nine million, nine hundred eighteen thousand, four hundred seventy-five".