42313125 has 20 divisors (see below), whose sum is σ = 70502432. Its totient is φ = 22566000.

The previous prime is 42313099. The next prime is 42313147. The reversal of 42313125 is 52131324.

It is not a de Polignac number, because 42313125 - 2¹⁷ = 42182053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9409 + ... + 13158.

Almost surely, 2^42313125 is an apocalyptic number.

It is an amenable number.

42313125 is a deficient number, since it is larger than the sum of its proper divisors (28189307).

42313125 is an equidigital number, since it uses as much as digits as its factorization.

42313125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22590 (or 22575 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 42313125 is about 6504.8539568541. The cubic root of 42313125 is about 348.4643606084.

Adding to 42313125 its reverse (52131324), we get a palindrome (94444449).

The spelling of 42313125 in words is "forty-two million, three hundred thirteen thousand, one hundred twenty-five".