422634577 has 8 divisors (see below), whose sum is σ = 426816000. Its totient is φ = 418461120.

The previous prime is 422634571. The next prime is 422634587. The reversal of 422634577 is 775436224.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422634577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422634571) 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, 210424 + ... + 212422.

It is an arithmetic number, because the mean of its divisors is an integer number (53352000).

Almost surely, 2^422634577 is an apocalyptic number.

It is an amenable number.

422634577 is a deficient number, since it is larger than the sum of its proper divisors (4181423).

422634577 is a wasteful number, since it uses less digits than its factorization.

422634577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3983.

The product of its digits is 282240, while the sum is 40.

The square root of 422634577 is about 20558.0781446126. The cubic root of 422634577 is about 750.4498498299.

The spelling of 422634577 in words is "four hundred twenty-two million, six hundred thirty-four thousand, five hundred seventy-seven".