4290538 has 12 divisors (see below), whose sum is σ = 7486722. Its totient is φ = 1838760.

The previous prime is 4290529. The next prime is 4290541. The reversal of 4290538 is 8350924.

It can be written as a sum of positive squares in only one way, i.e., 2350089 + 1940449 = 1533^2 + 1393^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 21793 + ... + 21988.

Almost surely, 2^4290538 is an apocalyptic number.

4290538 is a deficient number, since it is larger than the sum of its proper divisors (3196184).

4290538 is a wasteful number, since it uses less digits than its factorization.

4290538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43797 (or 43790 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 4290538 is about 2071.3613880731. The cubic root of 4290538 is about 162.4939705850.

The spelling of 4290538 in words is "four million, two hundred ninety thousand, five hundred thirty-eight".