2369840 has 40 divisors (see below), whose sum is σ = 6013008. Its totient is φ = 861440.

The previous prime is 2369839. The next prime is 2369849. The reversal of 2369840 is 489632.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×2369840² = 11232283251200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2369797 and 2369806.

It is not an unprimeable number, because it can be changed into a prime (2369849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467 + ... + 2226.

2^2369840 is an apocalyptic number.

2369840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2369840 is an abundant number, since it is smaller than the sum of its proper divisors (3643168).

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

2369840 is a wasteful number, since it uses less digits than its factorization.

2369840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2717 (or 2711 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2369840 is about 1539.4284653728. The cubic root of 2369840 is about 133.3233881471.

The spelling of 2369840 in words is "two million, three hundred sixty-nine thousand, eight hundred forty".