4487398 has 4 divisors (see below), whose sum is σ = 6731100. Its totient is φ = 2243698.

The previous prime is 4487393. The next prime is 4487407. The reversal of 4487398 is 8937844.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4487393) 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, 1121848 + ... + 1121851.

It is an arithmetic number, because the mean of its divisors is an integer number (1682775).

Almost surely, 2^4487398 is an apocalyptic number.

4487398 is a deficient number, since it is larger than the sum of its proper divisors (2243702).

4487398 is a wasteful number, since it uses less digits than its factorization.

4487398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2243701.

The product of its digits is 193536, while the sum is 43.

The square root of 4487398 is about 2118.3479412032. The cubic root of 4487398 is about 164.9421039606.

The spelling of 4487398 in words is "four million, four hundred eighty-seven thousand, three hundred ninety-eight".