3973155 has 16 divisors (see below), whose sum is σ = 6731424. Its totient is φ = 1994240.

The previous prime is 3973153. The next prime is 3973163. The reversal of 3973155 is 5513793.

It is not a de Polignac number, because 3973155 - 2¹ = 3973153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3973153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7536 + ... + 8045.

It is an arithmetic number, because the mean of its divisors is an integer number (420714).

Almost surely, 2^3973155 is an apocalyptic number.

3973155 is a deficient number, since it is larger than the sum of its proper divisors (2758269).

3973155 is a wasteful number, since it uses less digits than its factorization.

3973155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15606.

The product of its digits is 14175, while the sum is 33.

The square root of 3973155 is about 1993.2774518365. The cubic root of 3973155 is about 158.3841929564.

The spelling of 3973155 in words is "three million, nine hundred seventy-three thousand, one hundred fifty-five".