2363640 has 32 divisors (see below), whose sum is σ = 7091280. Its totient is φ = 630272.

The previous prime is 2363639. The next prime is 2363651. The reversal of 2363640 is 463632.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2363640.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9729 + ... + 9968.

2^2363640 is an apocalyptic number.

2363640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2363640 is an abundant number, since it is smaller than the sum of its proper divisors (4727640).

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

2363640 is a wasteful number, since it uses less digits than its factorization.

2363640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19711 (or 19707 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 2363640 is about 1537.4134121960. The cubic root of 2363640 is about 133.2070192623.

It can be divided in two parts, 2363 and 640, that added together give a palindrome (3003).

The spelling of 2363640 in words is "two million, three hundred sixty-three thousand, six hundred forty".