422642597 has 8 divisors (see below), whose sum is σ = 455718144. Its totient is φ = 389647728.

The previous prime is 422642543. The next prime is 422642609. The reversal of 422642597 is 795246224.

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 422642597 - 2⁶ = 422642533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422647597) 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, 9053 + ... + 30450.

It is an arithmetic number, because the mean of its divisors is an integer number (56964768).

Almost surely, 2^422642597 is an apocalyptic number.

It is an amenable number.

422642597 is a deficient number, since it is larger than the sum of its proper divisors (33075547).

422642597 is a wasteful number, since it uses less digits than its factorization.

422642597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40339.

The product of its digits is 241920, while the sum is 41.

The square root of 422642597 is about 20558.2732008309. The cubic root of 422642597 is about 750.4545966964.

The spelling of 422642597 in words is "four hundred twenty-two million, six hundred forty-two thousand, five hundred ninety-seven".