3974902 has 4 divisors (see below), whose sum is σ = 5962356. Its totient is φ = 1987450.

The previous prime is 3974897. The next prime is 3974911. The reversal of 3974902 is 2094793.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2094793 = 89 ⋅23537.

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, 993724 + ... + 993727.

It is an arithmetic number, because the mean of its divisors is an integer number (1490589).

Almost surely, 2^3974902 is an apocalyptic number.

3974902 is a deficient number, since it is larger than the sum of its proper divisors (1987454).

3974902 is a wasteful number, since it uses less digits than its factorization.

3974902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1987453.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 3974902 is about 1993.7156266629. The cubic root of 3974902 is about 158.4074034478.

The spelling of 3974902 in words is "three million, nine hundred seventy-four thousand, nine hundred two".