2442625 has 8 divisors (see below), whose sum is σ = 3048552. Its totient is φ = 1954000.

The previous prime is 2442617. The next prime is 2442631. The reversal of 2442625 is 5262442.

It can be written as a sum of positive squares in 4 ways, for example, as 278784 + 2163841 = 528^2 + 1471^2 .

It is not a de Polignac number, because 2442625 - 2³ = 2442617 is a prime.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2442625.

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, 9646 + ... + 9895.

It is an arithmetic number, because the mean of its divisors is an integer number (381069).

2^2442625 is an apocalyptic number.

2442625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2442625 is a deficient number, since it is larger than the sum of its proper divisors (605927).

2442625 is an equidigital number, since it uses as much as digits as its factorization.

2442625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19556 (or 19546 counting only the distinct ones).

The product of its digits is 3840, while the sum is 25.

The square root of 2442625 is about 1562.8899513401. The cubic root of 2442625 is about 134.6745705204.

The spelling of 2442625 in words is "two million, four hundred forty-two thousand, six hundred twenty-five".