4392494 has 32 divisors (see below), whose sum is σ = 7511616. Its totient is φ = 1914880.

The previous prime is 4392473. The next prime is 4392497. The reversal of 4392494 is 4942934.

4392494 is nontrivially palindromic in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4392497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31994 + ... + 32130.

It is an arithmetic number, because the mean of its divisors is an integer number (234738).

Almost surely, 2^4392494 is an apocalyptic number.

4392494 is a deficient number, since it is larger than the sum of its proper divisors (3119122).

4392494 is a wasteful number, since it uses less digits than its factorization.

4392494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220.

The product of its digits is 31104, while the sum is 35.

The square root of 4392494 is about 2095.8277600986. The cubic root of 4392494 is about 163.7710219112.

The spelling of 4392494 in words is "four million, three hundred ninety-two thousand, four hundred ninety-four".