42892722 has 24 divisors (see below), whose sum is σ = 93054780. Its totient is φ = 14279040.

The previous prime is 42892691. The next prime is 42892727. The reversal of 42892722 is 22729824.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 39576681 + 3316041 = 6291^2 + 1821^2 .

It is not an unprimeable number, because it can be changed into a prime (42892727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25854 + ... + 27462.

Almost surely, 2^42892722 is an apocalyptic number.

42892722 is an abundant number, since it is smaller than the sum of its proper divisors (50162058).

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

42892722 is a wasteful number, since it uses less digits than its factorization.

42892722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3098 (or 3095 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 42892722 is about 6549.2535452523. The cubic root of 42892722 is about 350.0482164866.

The spelling of 42892722 in words is "forty-two million, eight hundred ninety-two thousand, seven hundred twenty-two".