42922538 has 8 divisors (see below), whose sum is σ = 66460800. Its totient is φ = 20768940.

The previous prime is 42922519. The next prime is 42922547. The reversal of 42922538 is 83522924.

42922538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×42922538² = 3684688536722888, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42922498 and 42922507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346088 + ... + 346211.

It is an arithmetic number, because the mean of its divisors is an integer number (8307600).

Almost surely, 2^42922538 is an apocalyptic number.

42922538 is a deficient number, since it is larger than the sum of its proper divisors (23538262).

42922538 is a wasteful number, since it uses less digits than its factorization.

42922538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692332.

The product of its digits is 34560, while the sum is 35.

The square root of 42922538 is about 6551.5294397568. The cubic root of 42922538 is about 350.1293073236.

The spelling of 42922538 in words is "forty-two million, nine hundred twenty-two thousand, five hundred thirty-eight".