422374860 has 144 divisors (see below), whose sum is σ = 1371517056. Its totient is φ = 104841216.

The previous prime is 422374831. The next prime is 422374871. The reversal of 422374860 is 68473224.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 296109 + ... + 297531.

It is an arithmetic number, because the mean of its divisors is an integer number (9524424).

Almost surely, 2^422374860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422374860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (685758528).

422374860 is an abundant number, since it is smaller than the sum of its proper divisors (949142196).

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

422374860 is a wasteful number, since it uses less digits than its factorization.

422374860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552 (or 1547 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 422374860 is about 20551.7605085306. The cubic root of 422374860 is about 750.2960964205.

The spelling of 422374860 in words is "four hundred twenty-two million, three hundred seventy-four thousand, eight hundred sixty".