42046272 has 42 divisors (see below), whose sum is σ = 120519698. Its totient is φ = 14015232.

The previous prime is 42046241. The next prime is 42046289. The reversal of 42046272 is 27264024.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 32901696 + 9144576 = 5736^2 + 3024^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35923 + ... + 37074.

Almost surely, 2^42046272 is an apocalyptic number.

It is an amenable number.

42046272 is an abundant number, since it is smaller than the sum of its proper divisors (78473426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42046272 is a wasteful number, since it uses less digits than its factorization.

42046272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73015 (or 73002 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 42046272 is about 6484.3096779842. The cubic root of 42046272 is about 347.7302705787.

The spelling of 42046272 in words is "forty-two million, forty-six thousand, two hundred seventy-two".