2160624 has 20 divisors (see below), whose sum is σ = 5581736. Its totient is φ = 720192.

The previous prime is 2160619. The next prime is 2160629. The reversal of 2160624 is 4260612.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2160619) and next prime (2160629).

It is a self number, because there is not a number n which added to its sum of digits gives 2160624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2160629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22459 + ... + 22554.

2^2160624 is an apocalyptic number.

2160624 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2160624 is an abundant number, since it is smaller than the sum of its proper divisors (3421112).

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

2160624 is a wasteful number, since it uses less digits than its factorization.

2160624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45024 (or 45018 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2160624 is about 1469.9061194512. The cubic root of 2160624 is about 129.2785280483.

The spelling of 2160624 in words is "two million, one hundred sixty thousand, six hundred twenty-four".