2373640272 has 120 divisors (see below), whose sum is σ = 6736199808. Its totient is φ = 780192000.

The previous prime is 2373640261. The next prime is 2373640279. The reversal of 2373640272 is 2720463732.

2373640272 is a `hidden beast` number, since 2 + 3 + 7 + 3 + 640 + 2 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2373640279) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3761397 + ... + 3762027.

Almost surely, 2^2373640272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2373640272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3368099904).

2373640272 is an abundant number, since it is smaller than the sum of its proper divisors (4362559536).

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

2373640272 is a wasteful number, since it uses less digits than its factorization.

2373640272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969 (or 960 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 36.

The square root of 2373640272 is about 48720.0192118189. The cubic root of 2373640272 is about 1333.9461581800.

The spelling of 2373640272 in words is "two billion, three hundred seventy-three million, six hundred forty thousand, two hundred seventy-two".