4390874 has 8 divisors (see below), whose sum is σ = 6651828. Its totient is φ = 2173600.

The previous prime is 4390873. The next prime is 4390889. The reversal of 4390874 is 4780934.

It can be written as a sum of positive squares in 2 ways, for example, as 4389025 + 1849 = 2095^2 + 43^2 .

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

It is not an unprimeable number, because it can be changed into a prime (4390873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10667 + ... + 11070.

Almost surely, 2^4390874 is an apocalyptic number.

4390874 is a deficient number, since it is larger than the sum of its proper divisors (2260954).

4390874 is a wasteful number, since it uses less digits than its factorization.

4390874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21840.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 4390874 is about 2095.4412423163. The cubic root of 4390874 is about 163.7508859187.

The spelling of 4390874 in words is "four million, three hundred ninety thousand, eight hundred seventy-four".