422237793 has 8 divisors (see below), whose sum is σ = 563124448. Its totient is φ = 281421504.

The previous prime is 422237771. The next prime is 422237831. The reversal of 422237793 is 397732224.

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

It is not a de Polignac number, because 422237793 - 2¹² = 422233697 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (422237743) 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, 1480 + ... + 29097.

It is an arithmetic number, because the mean of its divisors is an integer number (70390556).

Almost surely, 2^422237793 is an apocalyptic number.

It is an amenable number.

422237793 is a deficient number, since it is larger than the sum of its proper divisors (140886655).

422237793 is a wasteful number, since it uses less digits than its factorization.

422237793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35183.

The product of its digits is 127008, while the sum is 39.

The square root of 422237793 is about 20548.4255601250. The cubic root of 422237793 is about 750.2149268472.

The spelling of 422237793 in words is "four hundred twenty-two million, two hundred thirty-seven thousand, seven hundred ninety-three".