2253561732 has 18 divisors (see below), whose sum is σ = 5696503358. Its totient is φ = 751187232.

The previous prime is 2253561721. The next prime is 2253561733. The reversal of 2253561732 is 2371653522.

2253561732 is a `hidden beast` number, since 2 + 2 + 5 + 3 + 5 + 617 + 32 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2251882116 + 1679616 = 47454^2 + 1296^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 62598937 = 2253561732 / (2 + 2 + 5 + 3 + 5 + 6 + 1 + 7 + 3 + 2).

It is not an unprimeable number, because it can be changed into a prime (2253561733) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31299433 + ... + 31299504.

Almost surely, 2^2253561732 is an apocalyptic number.

It is an amenable number.

2253561732 is an abundant number, since it is smaller than the sum of its proper divisors (3442941626).

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

2253561732 is a wasteful number, since it uses less digits than its factorization.

2253561732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62598947 (or 62598942 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 2253561732 is about 47471.6940081139. The cubic root of 2253561732 is about 1311.0617680229.

The spelling of 2253561732 in words is "two billion, two hundred fifty-three million, five hundred sixty-one thousand, seven hundred thirty-two".