3973047 has 8 divisors (see below), whose sum is σ = 5704944. Its totient is φ = 2444928.

The previous prime is 3973031. The next prime is 3973061. The reversal of 3973047 is 7403793.

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

It is not a de Polignac number, because 3973047 - 2⁴ = 3973031 is a prime.

3973047 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3972999 and 3973017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3973007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50898 + ... + 50975.

It is an arithmetic number, because the mean of its divisors is an integer number (713118).

Almost surely, 2^3973047 is an apocalyptic number.

3973047 is a deficient number, since it is larger than the sum of its proper divisors (1731897).

3973047 is a wasteful number, since it uses less digits than its factorization.

3973047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101889.

The product of its (nonzero) digits is 15876, while the sum is 33.

The square root of 3973047 is about 1993.2503605920. The cubic root of 3973047 is about 158.3827578544.

The spelling of 3973047 in words is "three million, nine hundred seventy-three thousand, forty-seven".