422653280 has 48 divisors (see below), whose sum is σ = 1141166880. Its totient is φ = 144909312.

The previous prime is 422653241. The next prime is 422653307. The reversal of 422653280 is 82356224.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

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, 187565 + ... + 189804.

It is an arithmetic number, because the mean of its divisors is an integer number (23774310).

Almost surely, 2^422653280 is an apocalyptic number.

422653280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422653280 is an abundant number, since it is smaller than the sum of its proper divisors (718513600).

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

422653280 is a wasteful number, since it uses less digits than its factorization.

422653280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377391 (or 377383 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 422653280 is about 20558.5330215947. The cubic root of 422653280 is about 750.4609196424.

The spelling of 422653280 in words is "four hundred twenty-two million, six hundred fifty-three thousand, two hundred eighty".