3923494 has 4 divisors (see below), whose sum is σ = 5885244. Its totient is φ = 1961746.

The previous prime is 3923483. The next prime is 3923527. The reversal of 3923494 is 4943293.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4943293 = 107 ⋅46199.

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, 980872 + ... + 980875.

It is an arithmetic number, because the mean of its divisors is an integer number (1471311).

Almost surely, 2^3923494 is an apocalyptic number.

3923494 is a deficient number, since it is larger than the sum of its proper divisors (1961750).

3923494 is a wasteful number, since it uses less digits than its factorization.

3923494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1961749.

The product of its digits is 23328, while the sum is 34.

The square root of 3923494 is about 1980.7811590380. The cubic root of 3923494 is about 157.7215358992.

The spelling of 3923494 in words is "three million, nine hundred twenty-three thousand, four hundred ninety-four".