422375340 has 48 divisors (see below), whose sum is σ = 1186117632. Its totient is φ = 112303296.

The previous prime is 422375333. The next prime is 422375351. The reversal of 422375340 is 43573224.

422375340 = 3230² + 3231² + ... + 3269².

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a nialpdrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 422375298 and 422375307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10677 + ... + 30963.

It is an arithmetic number, because the mean of its divisors is an integer number (24710784).

Almost surely, 2^422375340 is an apocalyptic number.

It is an amenable number.

422375340 is an abundant number, since it is smaller than the sum of its proper divisors (763742292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422375340 is a wasteful number, since it uses less digits than its factorization.

422375340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20646 (or 20644 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 422375340 is about 20551.7721863590. The cubic root of 422375340 is about 750.2963806404.

The spelling of 422375340 in words is "four hundred twenty-two million, three hundred seventy-five thousand, three hundred forty".