3928474 has 8 divisors (see below), whose sum is σ = 6428448. Its totient is φ = 1785660.

The previous prime is 3928453. The next prime is 3928487. The reversal of 3928474 is 4748293.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×3928474³ (a number of 21 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89262 + ... + 89305.

It is an arithmetic number, because the mean of its divisors is an integer number (803556).

Almost surely, 2^3928474 is an apocalyptic number.

3928474 is a deficient number, since it is larger than the sum of its proper divisors (2499974).

3928474 is a wasteful number, since it uses less digits than its factorization.

3928474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178580.

The product of its digits is 48384, while the sum is 37.

The square root of 3928474 is about 1982.0378402039. The cubic root of 3928474 is about 157.7882384492.

The spelling of 3928474 in words is "three million, nine hundred twenty-eight thousand, four hundred seventy-four".