4642385 has 8 divisors (see below), whose sum is σ = 6077376. Its totient is φ = 3376240.

The previous prime is 4642381. The next prime is 4642387. The reversal of 4642385 is 5832464.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4642385 - 2² = 4642381 is a prime.

It is a Duffinian 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 in 7 ways as a sum of consecutive naturals, for example, 42149 + ... + 42258.

It is an arithmetic number, because the mean of its divisors is an integer number (759672).

Almost surely, 2^4642385 is an apocalyptic number.

It is an amenable number.

4642385 is a deficient number, since it is larger than the sum of its proper divisors (1434991).

4642385 is a wasteful number, since it uses less digits than its factorization.

4642385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84423.

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

The square root of 4642385 is about 2154.6194559597. The cubic root of 4642385 is about 166.8195907535.

The spelling of 4642385 in words is "four million, six hundred forty-two thousand, three hundred eighty-five".