4388474 has 8 divisors (see below), whose sum is σ = 6650868. Its totient is φ = 2171520.

The previous prime is 4388473. The next prime is 4388477. The reversal of 4388474 is 4748834.

4388474 = T₂₅₁ + T₂₅₂ + ... + T₃₄₇.

It can be written as a sum of positive squares in 2 ways, for example, as 4020025 + 368449 = 2005^2 + 607^2 .

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

It is a d-powerful number, because it can be written as 4³ + 3¹⁰ + 8³ + 8³ + 4⁷ + 7⁶ + 4¹¹ .

It is not an unprimeable number, because it can be changed into a prime (4388473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11117 + ... + 11504.

Almost surely, 2^4388474 is an apocalyptic number.

4388474 is a deficient number, since it is larger than the sum of its proper divisors (2262394).

4388474 is a wasteful number, since it uses less digits than its factorization.

4388474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22720.

The product of its digits is 86016, while the sum is 38.

The square root of 4388474 is about 2094.8684922925. The cubic root of 4388474 is about 163.7210457129.

The spelling of 4388474 in words is "four million, three hundred eighty-eight thousand, four hundred seventy-four".