3924542 has 4 divisors (see below), whose sum is σ = 5886816. Its totient is φ = 1962270.

The previous prime is 3924539. The next prime is 3924581. The reversal of 3924542 is 2454293.

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

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, 981134 + ... + 981137.

It is an arithmetic number, because the mean of its divisors is an integer number (1471704).

Almost surely, 2^3924542 is an apocalyptic number.

3924542 is a deficient number, since it is larger than the sum of its proper divisors (1962274).

3924542 is a wasteful number, since it uses less digits than its factorization.

3924542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1962273.

The product of its digits is 8640, while the sum is 29.

The square root of 3924542 is about 1981.0456834712. The cubic root of 3924542 is about 157.7355775888.

The spelling of 3924542 in words is "three million, nine hundred twenty-four thousand, five hundred forty-two".