422113507 has 4 divisors (see below), whose sum is σ = 422159040. Its totient is φ = 422067976.

The previous prime is 422113469. The next prime is 422113529. The reversal of 422113507 is 705311224.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 422113507 - 2⁷ = 422113379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422113547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3328 + ... + 29245.

It is an arithmetic number, because the mean of its divisors is an integer number (105539760).

Almost surely, 2^422113507 is an apocalyptic number.

422113507 is a deficient number, since it is larger than the sum of its proper divisors (45533).

422113507 is a wasteful number, since it uses less digits than its factorization.

422113507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45532.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 422113507 is about 20545.4011155782. The cubic root of 422113507 is about 750.1413108548.

The spelling of 422113507 in words is "four hundred twenty-two million, one hundred thirteen thousand, five hundred seven".