4492438 has 4 divisors (see below), whose sum is σ = 6738660. Its totient is φ = 2246218.

The previous prime is 4492421. The next prime is 4492441. The reversal of 4492438 is 8342944.

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

It is a d-powerful number, because it can be written as 4⁵ + 4⁹ + 9 + 2 + 4¹¹ + 3⁷ + 8⁵ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1123108 + ... + 1123111.

It is an arithmetic number, because the mean of its divisors is an integer number (1684665).

Almost surely, 2^4492438 is an apocalyptic number.

4492438 is a deficient number, since it is larger than the sum of its proper divisors (2246222).

4492438 is a wasteful number, since it uses less digits than its factorization.

4492438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246221.

The product of its digits is 27648, while the sum is 34.

The square root of 4492438 is about 2119.5372136389. The cubic root of 4492438 is about 165.0038321730.

The spelling of 4492438 in words is "four million, four hundred ninety-two thousand, four hundred thirty-eight".