42759425 has 24 divisors (see below), whose sum is σ = 54734592. Its totient is φ = 33120000.

The previous prime is 42759407. The next prime is 42759469. The reversal of 42759425 is 52495724.

It is not a de Polignac number, because 42759425 - 2⁸ = 42759169 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177305 + ... + 177545.

It is an arithmetic number, because the mean of its divisors is an integer number (2280608).

Almost surely, 2^42759425 is an apocalyptic number.

It is an amenable number.

42759425 is a deficient number, since it is larger than the sum of its proper divisors (11975167).

42759425 is a wasteful number, since it uses less digits than its factorization.

42759425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449 (or 444 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 42759425 is about 6539.0691233539. The cubic root of 42759425 is about 349.6852271978.

The spelling of 42759425 in words is "forty-two million, seven hundred fifty-nine thousand, four hundred twenty-five".