4657398 has 8 divisors (see below), whose sum is σ = 9314808. Its totient is φ = 1552464.

The previous prime is 4657397. The next prime is 4657417. The reversal of 4657398 is 8937564.

It is a happy number.

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

4657398 is an admirable number.

It is a super-2 number, since 2×4657398² = 43382712260808, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4657397) 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 3 ways as a sum of consecutive naturals, for example, 388111 + ... + 388122.

It is an arithmetic number, because the mean of its divisors is an integer number (1164351).

Almost surely, 2^4657398 is an apocalyptic number.

4657398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4657398 is a wasteful number, since it uses less digits than its factorization.

4657398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776238.

The product of its digits is 181440, while the sum is 42.

The square root of 4657398 is about 2158.1005537277. The cubic root of 4657398 is about 166.9992231071. Note that the first 3 decimals are identical.

The spelling of 4657398 in words is "four million, six hundred fifty-seven thousand, three hundred ninety-eight".