42435166 has 16 divisors (see below), whose sum is σ = 64707840. Its totient is φ = 20868120.

The previous prime is 42435157. The next prime is 42435181. The reversal of 42435166 is 66153424.

It is a congruent 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, 77305 + ... + 77851.

It is an arithmetic number, because the mean of its divisors is an integer number (4044240).

Almost surely, 2^42435166 is an apocalyptic number.

42435166 is a deficient number, since it is larger than the sum of its proper divisors (22272674).

42435166 is a wasteful number, since it uses less digits than its factorization.

42435166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119.

The product of its digits is 17280, while the sum is 31.

The square root of 42435166 is about 6514.2279665360. The cubic root of 42435166 is about 348.7990567460.

It can be divided in two parts, 4243 and 5166, that added together give a square (9409 = 97²).

The spelling of 42435166 in words is "forty-two million, four hundred thirty-five thousand, one hundred sixty-six".