2247625664 has 28 divisors (see below), whose sum is σ = 4490085000. Its totient is φ = 1116265728.

The previous prime is 2247625661. The next prime is 2247625687. The reversal of 2247625664 is 4665267422.

It is a happy number.

It is a super-2 number, since 2×2247625664² = 10103642250942881792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2247625661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108314 + ... + 127385.

Almost surely, 2^2247625664 is an apocalyptic number.

It is an amenable number.

2247625664 is a deficient number, since it is larger than the sum of its proper divisors (2242459336).

2247625664 is a wasteful number, since it uses less digits than its factorization.

2247625664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235860 (or 235850 counting only the distinct ones).

The product of its digits is 967680, while the sum is 44.

The square root of 2247625664 is about 47409.1305973860. The cubic root of 2247625664 is about 1309.9096074218.

The spelling of 2247625664 in words is "two billion, two hundred forty-seven million, six hundred twenty-five thousand, six hundred sixty-four".