2372732121 has 8 divisors (see below), whose sum is σ = 3272734080. Its totient is φ = 1527275792.

The previous prime is 2372732113. The next prime is 2372732191. The reversal of 2372732121 is 1212372732.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2372732121 - 2³ = 2372732113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2372732191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13636305 + ... + 13636478.

It is an arithmetic number, because the mean of its divisors is an integer number (409091760).

Almost surely, 2^2372732121 is an apocalyptic number.

It is an amenable number.

2372732121 is a deficient number, since it is larger than the sum of its proper divisors (900001959).

2372732121 is a wasteful number, since it uses less digits than its factorization.

2372732121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27272815.

The product of its digits is 7056, while the sum is 30.

The square root of 2372732121 is about 48710.6982191797. The cubic root of 2372732121 is about 1333.7760145851.

The spelling of 2372732121 in words is "two billion, three hundred seventy-two million, seven hundred thirty-two thousand, one hundred twenty-one".