2253733690 has 64 divisors (see below), whose sum is σ = 4641797664. Its totient is φ = 780484608.

The previous prime is 2253733661. The next prime is 2253733693. The reversal of 2253733690 is 963373522.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 121418361 + 2132315329 = 11019^2 + 46177^2 .

It is a super-2 number, since 2×2253733690² = 10158631090882032200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2253733693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 698962 + ... + 702178.

Almost surely, 2^2253733690 is an apocalyptic number.

2253733690 is an abundant number, since it is smaller than the sum of its proper divisors (2388063974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2253733690 is a wasteful number, since it uses less digits than its factorization.

2253733690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3571.

The product of its (nonzero) digits is 204120, while the sum is 40.

The square root of 2253733690 is about 47473.5051370762. The cubic root of 2253733690 is about 1311.0951140254.

The spelling of 2253733690 in words is "two billion, two hundred fifty-three million, seven hundred thirty-three thousand, six hundred ninety".