42273506 has 16 divisors (see below), whose sum is σ = 69621120. Its totient is φ = 19091280.

The previous prime is 42273493. The next prime is 42273521. The reversal of 42273506 is 60537224.

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, 2666 + ... + 9573.

It is an arithmetic number, because the mean of its divisors is an integer number (4351320).

Almost surely, 2^42273506 is an apocalyptic number.

42273506 is a deficient number, since it is larger than the sum of its proper divisors (27347614).

42273506 is a wasteful number, since it uses less digits than its factorization.

42273506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12409.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 42273506 is about 6501.8079024222. The cubic root of 42273506 is about 348.3555675670.

The spelling of 42273506 in words is "forty-two million, two hundred seventy-three thousand, five hundred six".