3913173 has 36 divisors (see below), whose sum is σ = 6522048. Its totient is φ = 2241120.

The previous prime is 3913171. The next prime is 3913181. The reversal of 3913173 is 3713193.

It is not a de Polignac number, because 3913173 - 2¹ = 3913171 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3913171) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 83236 + ... + 83282.

It is an arithmetic number, because the mean of its divisors is an integer number (181168).

Almost surely, 2^3913173 is an apocalyptic number.

3913173 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3913173 is a deficient number, since it is larger than the sum of its proper divisors (2608875).

3913173 is a wasteful number, since it uses less digits than its factorization.

3913173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122 (or 90 counting only the distinct ones).

The product of its digits is 1701, while the sum is 27.

The square root of 3913173 is about 1978.1741581570. The cubic root of 3913173 is about 157.5831156167.

It can be divided in two parts, 39131 and 73, that added together give a square (39204 = 198²).

The spelling of 3913173 in words is "three million, nine hundred thirteen thousand, one hundred seventy-three".