3751973 has 4 divisors (see below), whose sum is σ = 3794220. Its totient is φ = 3709728.

The previous prime is 3751919. The next prime is 3752009. The reversal of 3751973 is 3791573.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 717409 + 3034564 = 847^2 + 1742^2 .

It is a cyclic number.

It is not a de Polignac number, because 3751973 - 2⁸ = 3751717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3751273) 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, 20990 + ... + 21167.

It is an arithmetic number, because the mean of its divisors is an integer number (948555).

Almost surely, 2^3751973 is an apocalyptic number.

It is an amenable number.

3751973 is a deficient number, since it is larger than the sum of its proper divisors (42247).

3751973 is an equidigital number, since it uses as much as digits as its factorization.

3751973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42246.

The product of its digits is 19845, while the sum is 35.

The square root of 3751973 is about 1937.0010325242. The cubic root of 3751973 is about 155.3888674972.

The spelling of 3751973 in words is "three million, seven hundred fifty-one thousand, nine hundred seventy-three".