422394037 has 6 divisors (see below), whose sum is σ = 457385442. Its totient is φ = 389902032.

The previous prime is 422394023. The next prime is 422394059. The reversal of 422394037 is 730493224.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 14394436 + 407999601 = 3794^2 + 20199^2 .

It is a de Polignac number, because none of the positive numbers 2^k-422394037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422393993 and 422394011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422394097) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1249518 + ... + 1249855.

It is an arithmetic number, because the mean of its divisors is an integer number (76230907).

Almost surely, 2^422394037 is an apocalyptic number.

It is an amenable number.

422394037 is a deficient number, since it is larger than the sum of its proper divisors (34991405).

422394037 is a wasteful number, since it uses less digits than its factorization.

422394037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2499399 (or 2499386 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 422394037 is about 20552.2270569396. The cubic root of 422394037 is about 750.3074514291.

The spelling of 422394037 in words is "four hundred twenty-two million, three hundred ninety-four thousand, thirty-seven".