42795478 has 16 divisors (see below), whose sum is σ = 70140096. Its totient is φ = 19421640.

The previous prime is 42795451. The next prime is 42795497. The reversal of 42795478 is 87459724.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18325 + ... + 20527.

It is an arithmetic number, because the mean of its divisors is an integer number (4383756).

Almost surely, 2^42795478 is an apocalyptic number.

42795478 is a deficient number, since it is larger than the sum of its proper divisors (27344618).

42795478 is a wasteful number, since it uses less digits than its factorization.

42795478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3099.

The product of its digits is 564480, while the sum is 46.

The square root of 42795478 is about 6541.8252804550. The cubic root of 42795478 is about 349.7834796872.

The spelling of 42795478 in words is "forty-two million, seven hundred ninety-five thousand, four hundred seventy-eight".