42968425 has 12 divisors (see below), whose sum is σ = 54287820. Its totient is φ = 33725120.

The previous prime is 42968389. The next prime is 42968441. The reversal of 42968425 is 52486924.

It can be written as a sum of positive squares in 6 ways, for example, as 301401 + 42667024 = 549^2 + 6532^2 .

It is not a de Polignac number, because 42968425 - 2⁷ = 42968297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14890 + ... + 17539.

It is an arithmetic number, because the mean of its divisors is an integer number (4523985).

Almost surely, 2^42968425 is an apocalyptic number.

It is an amenable number.

42968425 is a deficient number, since it is larger than the sum of its proper divisors (11319395).

42968425 is a wasteful number, since it uses less digits than its factorization.

42968425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32492 (or 32487 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 42968425 is about 6555.0305109893. The cubic root of 42968425 is about 350.2540332628.

It can be divided in two parts, 4296 and 8425, that added together give a palindrome (12721).

The spelling of 42968425 in words is "forty-two million, nine hundred sixty-eight thousand, four hundred twenty-five".