2364440 has 32 divisors (see below), whose sum is σ = 5730480. Its totient is φ = 872832.

The previous prime is 2364437. The next prime is 2364449. The reversal of 2364440 is 444632.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2364449) 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, 1754 + ... + 2793.

2^2364440 is an apocalyptic number.

2364440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2364440 is an abundant number, since it is smaller than the sum of its proper divisors (3366040).

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

2364440 is a wasteful number, since it uses less digits than its factorization.

2364440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4571 (or 4567 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2364440 is about 1537.6735674388. The cubic root of 2364440 is about 133.2220460282. Note that the first 3 decimals are identical.

The spelling of 2364440 in words is "two million, three hundred sixty-four thousand, four hundred forty".