2502420 has 48 divisors (see below), whose sum is σ = 7076160. Its totient is φ = 660736.

The previous prime is 2502407. The next prime is 2502443. The reversal of 2502420 is 242052.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2502420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10624 + ... + 10856.

It is an arithmetic number, because the mean of its divisors is an integer number (147420).

2^2502420 is an apocalyptic number.

2502420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2502420 is an abundant number, since it is smaller than the sum of its proper divisors (4573740).

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

2502420 is a wasteful number, since it uses less digits than its factorization.

2502420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 422 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 2502420 is about 1581.9039161719. The cubic root of 2502420 is about 135.7646593111.

Adding to 2502420 its reverse (242052), we get a palindrome (2744472).

The spelling of 2502420 in words is "two million, five hundred two thousand, four hundred twenty".