42922756 has 24 divisors (see below), whose sum is σ = 79815456. Its totient is φ = 20127360.

The previous prime is 42922753. The next prime is 42922771. The reversal of 42922756 is 65722924.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42922753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21555 + ... + 23461.

It is an arithmetic number, because the mean of its divisors is an integer number (3325644).

Almost surely, 2^42922756 is an apocalyptic number.

It is an amenable number.

42922756 is a deficient number, since it is larger than the sum of its proper divisors (36892700).

42922756 is a wasteful number, since it uses less digits than its factorization.

42922756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259 (or 2257 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 42922756 is about 6551.5460770722. The cubic root of 42922756 is about 350.1299000818.

The spelling of 42922756 in words is "forty-two million, nine hundred twenty-two thousand, seven hundred fifty-six".