42567625 has 8 divisors (see below), whose sum is σ = 53124552. Its totient is φ = 34054000.

The previous prime is 42567617. The next prime is 42567631. The reversal of 42567625 is 52676524.

It can be written as a sum of positive squares in 4 ways, for example, as 226576 + 42341049 = 476^2 + 6507^2 .

It is not a de Polignac number, because 42567625 - 2³ = 42567617 is a prime.

It is a Duffinian 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, 170146 + ... + 170395.

It is an arithmetic number, because the mean of its divisors is an integer number (6640569).

Almost surely, 2^42567625 is an apocalyptic number.

It is an amenable number.

42567625 is a deficient number, since it is larger than the sum of its proper divisors (10556927).

42567625 is an equidigital number, since it uses as much as digits as its factorization.

42567625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340556 (or 340546 counting only the distinct ones).

The product of its digits is 100800, while the sum is 37.

The square root of 42567625 is about 6524.3869443803. The cubic root of 42567625 is about 349.1615987123.

It can be divided in two parts, 4256 and 7625, that added together give a square (11881 = 109²).

The spelling of 42567625 in words is "forty-two million, five hundred sixty-seven thousand, six hundred twenty-five".