422074284 has 24 divisors (see below), whose sum is σ = 1036674240. Its totient is φ = 133286544.

The previous prime is 422074277. The next prime is 422074291. The reversal of 422074284 is 482470224.

It is an interprime number because it is at equal distance from previous prime (422074277) and next prime (422074291).

It is a super-2 number, since 2×422074284² = 356293402428225312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 925374 + ... + 925829.

It is an arithmetic number, because the mean of its divisors is an integer number (43194760).

Almost surely, 2^422074284 is an apocalyptic number.

It is an amenable number.

422074284 is an abundant number, since it is smaller than the sum of its proper divisors (614599956).

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

422074284 is a wasteful number, since it uses less digits than its factorization.

422074284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851229 (or 1851227 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 33.

The square root of 422074284 is about 20544.4465488852. The cubic root of 422074284 is about 750.1180756321.

The spelling of 422074284 in words is "four hundred twenty-two million, seventy-four thousand, two hundred eighty-four".