2374640 has 20 divisors (see below), whose sum is σ = 5521224. Its totient is φ = 949824.

The previous prime is 2374633. The next prime is 2374643. The reversal of 2374640 is 464732.

It is a happy number.

2374640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2374643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14762 + ... + 14921.

2^2374640 is an apocalyptic number.

2374640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2374640 is an abundant number, since it is smaller than the sum of its proper divisors (3146584).

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

2374640 is a wasteful number, since it uses less digits than its factorization.

2374640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29696 (or 29690 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 2374640 is about 1540.9866968926. The cubic root of 2374640 is about 133.4133408702.

The spelling of 2374640 in words is "two million, three hundred seventy-four thousand, six hundred forty".