42176425 has 6 divisors (see below), whose sum is σ = 52298798. Its totient is φ = 33741120.

The previous prime is 42176417. The next prime is 42176467. The reversal of 42176425 is 52467124.

42176425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 393129 + 41783296 = 627^2 + 6464^2 .

It is not a de Polignac number, because 42176425 - 2³ = 42176417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 843504 + ... + 843553.

Almost surely, 2^42176425 is an apocalyptic number.

It is an amenable number.

42176425 is a deficient number, since it is larger than the sum of its proper divisors (10122373).

42176425 is a wasteful number, since it uses less digits than its factorization.

42176425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687067 (or 1687062 counting only the distinct ones).

The product of its digits is 13440, while the sum is 31.

The square root of 42176425 is about 6494.3379185256. The cubic root of 42176425 is about 348.0886972793.

The spelling of 42176425 in words is "forty-two million, one hundred seventy-six thousand, four hundred twenty-five".