42922507 has 8 divisors (see below), whose sum is σ = 44577792. Its totient is φ = 41284200.

The previous prime is 42922493. The next prime is 42922519. The reversal of 42922507 is 70522924.

42922507 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 cyclic number.

It is not a de Polignac number, because 42922507 - 2⁷ = 42922379 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42922547) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1032 + ... + 9322.

It is an arithmetic number, because the mean of its divisors is an integer number (5572224).

Almost surely, 2^42922507 is an apocalyptic number.

42922507 is a deficient number, since it is larger than the sum of its proper divisors (1655285).

42922507 is a wasteful number, since it uses less digits than its factorization.

42922507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8489.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 42922507 is about 6551.5270738966. The cubic root of 42922507 is about 350.1292230322.

The spelling of 42922507 in words is "forty-two million, nine hundred twenty-two thousand, five hundred seven".