3973953 has 4 divisors (see below), whose sum is σ = 5298608. Its totient is φ = 2649300.

The previous prime is 3973943. The next prime is 3973973. The reversal of 3973953 is 3593793.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-3973953 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3973933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662323 + ... + 662328.

It is an arithmetic number, because the mean of its divisors is an integer number (1324652).

Almost surely, 2^3973953 is an apocalyptic number.

It is an amenable number.

3973953 is a deficient number, since it is larger than the sum of its proper divisors (1324655).

3973953 is a wasteful number, since it uses less digits than its factorization.

3973953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324654.

The product of its digits is 76545, while the sum is 39.

The square root of 3973953 is about 1993.4776146222. The cubic root of 3973953 is about 158.3947959595.

The spelling of 3973953 in words is "three million, nine hundred seventy-three thousand, nine hundred fifty-three".