2397240 has 48 divisors (see below), whose sum is σ = 7792200. Its totient is φ = 639168.

The previous prime is 2397217. The next prime is 2397251. The reversal of 2397240 is 427932.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2970 + ... + 3689.

2^2397240 is an apocalyptic number.

2397240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2397240 is an abundant number, since it is smaller than the sum of its proper divisors (5394960).

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

2397240 is a wasteful number, since it uses less digits than its factorization.

2397240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6676 (or 6669 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 2397240 is about 1548.3022960650. The cubic root of 2397240 is about 133.8352471371.

The spelling of 2397240 in words is "two million, three hundred ninety-seven thousand, two hundred forty".