4622388 has 12 divisors (see below), whose sum is σ = 10785600. Its totient is φ = 1540792.

The previous prime is 4622357. The next prime is 4622389. The reversal of 4622388 is 8832264.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4622389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192588 + ... + 192611.

It is an arithmetic number, because the mean of its divisors is an integer number (898800).

Almost surely, 2^4622388 is an apocalyptic number.

It is an amenable number.

4622388 is an abundant number, since it is smaller than the sum of its proper divisors (6163212).

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

4622388 is a wasteful number, since it uses less digits than its factorization.

4622388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385206 (or 385204 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 4622388 is about 2149.9739533306. The cubic root of 4622388 is about 166.5797217625.

It can be divided in two parts, 462 and 2388, that added together give a triangular number (2850 = T₇₅).

The spelling of 4622388 in words is "four million, six hundred twenty-two thousand, three hundred eighty-eight".