2249916573 has 4 divisors (see below), whose sum is σ = 2999888768. Its totient is φ = 1499944380.

The previous prime is 2249916569. The next prime is 2249916587. The reversal of 2249916573 is 3756199422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2249916573 - 2² = 2249916569 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2249916503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374986093 + ... + 374986098.

It is an arithmetic number, because the mean of its divisors is an integer number (749972192).

Almost surely, 2^2249916573 is an apocalyptic number.

It is an amenable number.

2249916573 is a deficient number, since it is larger than the sum of its proper divisors (749972195).

2249916573 is an equidigital number, since it uses as much as digits as its factorization.

2249916573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749972194.

The product of its digits is 816480, while the sum is 48.

The square root of 2249916573 is about 47433.2854965793. The cubic root of 2249916573 is about 1310.3545013048.

The spelling of 2249916573 in words is "two billion, two hundred forty-nine million, nine hundred sixteen thousand, five hundred seventy-three".