42356146 has 16 divisors (see below), whose sum is σ = 76882176. Its totient is φ = 17084736.

The previous prime is 42356123. The next prime is 42356173. The reversal of 42356146 is 64165324.

It is a plaindrome in base 12.

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, 88746 + ... + 89221.

It is an arithmetic number, because the mean of its divisors is an integer number (4805136).

Almost surely, 2^42356146 is an apocalyptic number.

42356146 is a deficient number, since it is larger than the sum of its proper divisors (34526030).

42356146 is a wasteful number, since it uses less digits than its factorization.

42356146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177993.

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

The square root of 42356146 is about 6508.1599550103. The cubic root of 42356146 is about 348.5824185981.

The spelling of 42356146 in words is "forty-two million, three hundred fifty-six thousand, one hundred forty-six".