4581398 has 16 divisors (see below), whose sum is σ = 7340544. Its totient is φ = 2136960.

The previous prime is 4581389. The next prime is 4581403. The reversal of 4581398 is 8931854.

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, 3788 + ... + 4848.

It is an arithmetic number, because the mean of its divisors is an integer number (458784).

Almost surely, 2^4581398 is an apocalyptic number.

4581398 is a deficient number, since it is larger than the sum of its proper divisors (2759146).

4581398 is a wasteful number, since it uses less digits than its factorization.

4581398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207.

The product of its digits is 34560, while the sum is 38.

The square root of 4581398 is about 2140.4200522327. The cubic root of 4581398 is about 166.0858654821.

The spelling of 4581398 in words is "four million, five hundred eighty-one thousand, three hundred ninety-eight".