2322652440 has 32 divisors (see below), whose sum is σ = 6967957680. Its totient is φ = 619373952.

The previous prime is 2322652417. The next prime is 2322652441. The reversal of 2322652440 is 442562232.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2322652398 and 2322652407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2322652441) 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, 9677599 + ... + 9677838.

Almost surely, 2^2322652440 is an apocalyptic number.

2322652440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2322652440 is an abundant number, since it is smaller than the sum of its proper divisors (4645305240).

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

2322652440 is a wasteful number, since it uses less digits than its factorization.

2322652440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19355451 (or 19355447 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 2322652440 is about 48193.9045938384. The cubic root of 2322652440 is about 1324.3255026736.

The spelling of 2322652440 in words is "two billion, three hundred twenty-two million, six hundred fifty-two thousand, four hundred forty".