422073937 has 4 divisors (see below), whose sum is σ = 428373616. Its totient is φ = 415774260.

The previous prime is 422073881. The next prime is 422073941. The reversal of 422073937 is 739370224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422073937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422073896 and 422073905.

It is not an unprimeable number, because it can be changed into a prime (422073997) 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, 3149739 + ... + 3149872.

It is an arithmetic number, because the mean of its divisors is an integer number (107093404).

Almost surely, 2^422073937 is an apocalyptic number.

It is an amenable number.

422073937 is a deficient number, since it is larger than the sum of its proper divisors (6299679).

422073937 is an equidigital number, since it uses as much as digits as its factorization.

422073937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6299678.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 422073937 is about 20544.4381037788. The cubic root of 422073937 is about 750.1178700672.

The spelling of 422073937 in words is "four hundred twenty-two million, seventy-three thousand, nine hundred thirty-seven".