42672146 has 16 divisors (see below), whose sum is σ = 71314560. Its totient is φ = 18983280.

The previous prime is 42672101. The next prime is 42672173. The reversal of 42672146 is 64127624.

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, 19601 + ... + 21668.

It is an arithmetic number, because the mean of its divisors is an integer number (4457160).

Almost surely, 2^42672146 is an apocalyptic number.

42672146 is a deficient number, since it is larger than the sum of its proper divisors (28642414).

42672146 is a wasteful number, since it uses less digits than its factorization.

42672146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41329.

The product of its digits is 16128, while the sum is 32.

The square root of 42672146 is about 6532.3920580443. The cubic root of 42672146 is about 349.4471434997.

The spelling of 42672146 in words is "forty-two million, six hundred seventy-two thousand, one hundred forty-six".