2625642 has 16 divisors (see below), whose sum is σ = 5834880. Its totient is φ = 875196.

The previous prime is 2625641. The next prime is 2625643. The reversal of 2625642 is 2465262.

It is an interprime number because it is at equal distance from previous prime (2625641) and next prime (2625643).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2625641) 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, 24258 + ... + 24365.

It is an arithmetic number, because the mean of its divisors is an integer number (364680).

2^2625642 is an apocalyptic number.

2625642 is an abundant number, since it is smaller than the sum of its proper divisors (3209238).

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

2625642 is a wasteful number, since it uses less digits than its factorization.

2625642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48634 (or 48628 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 2625642 is about 1620.3832879908. The cubic root of 2625642 is about 137.9574538028.

The spelling of 2625642 in words is "two million, six hundred twenty-five thousand, six hundred forty-two".