4642388 has 6 divisors (see below), whose sum is σ = 8124186. Its totient is φ = 2321192.

The previous prime is 4642387. The next prime is 4642397. The reversal of 4642388 is 8832464.

It can be written as a sum of positive squares in only one way, i.e., 3034564 + 1607824 = 1742^2 + 1268^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4642381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580295 + ... + 580302.

It is an arithmetic number, because the mean of its divisors is an integer number (1354031).

Almost surely, 2^4642388 is an apocalyptic number.

It is an amenable number.

4642388 is a deficient number, since it is larger than the sum of its proper divisors (3481798).

4642388 is a wasteful number, since it uses less digits than its factorization.

4642388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1160601 (or 1160599 counting only the distinct ones).

The product of its digits is 36864, while the sum is 35.

The square root of 4642388 is about 2154.6201521382. The cubic root of 4642388 is about 166.8196266876.

The spelling of 4642388 in words is "four million, six hundred forty-two thousand, three hundred eighty-eight".