4388146 has 12 divisors (see below), whose sum is σ = 7657038. Its totient is φ = 1880592.

The previous prime is 4388117. The next prime is 4388171. The reversal of 4388146 is 6418834.

It can be written as a sum of positive squares in only one way, i.e., 2524921 + 1863225 = 1589^2 + 1365^2 .

It is an Ulam number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 22291 + ... + 22486.

Almost surely, 2^4388146 is an apocalyptic number.

4388146 is a deficient number, since it is larger than the sum of its proper divisors (3268892).

4388146 is a wasteful number, since it uses less digits than its factorization.

4388146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44793 (or 44786 counting only the distinct ones).

The product of its digits is 18432, while the sum is 34.

The square root of 4388146 is about 2094.7902042925. The cubic root of 4388146 is about 163.7169667065.

The spelling of 4388146 in words is "four million, three hundred eighty-eight thousand, one hundred forty-six".