422351237 has 24 divisors (see below), whose sum is σ = 537405120. Its totient is φ = 328224960.

The previous prime is 422351221. The next prime is 422351243. The reversal of 422351237 is 732153224.

It is not a de Polignac number, because 422351237 - 2⁴ = 422351221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422351287) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 261689 + ... + 263297.

It is an arithmetic number, because the mean of its divisors is an integer number (22391880).

Almost surely, 2^422351237 is an apocalyptic number.

It is an amenable number.

422351237 is a deficient number, since it is larger than the sum of its proper divisors (115053883).

422351237 is a wasteful number, since it uses less digits than its factorization.

422351237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2121 (or 2114 counting only the distinct ones).

The product of its digits is 10080, while the sum is 29.

The square root of 422351237 is about 20551.1857808741. The cubic root of 422351237 is about 750.2821083917.

The spelling of 422351237 in words is "four hundred twenty-two million, three hundred fifty-one thousand, two hundred thirty-seven".