3748973 has 2 divisors, whose sum is σ = 3748974. Its totient is φ = 3748972.

The previous prime is 3748967. The next prime is 3748981. The reversal of 3748973 is 3798473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2951524 + 797449 = 1718^2 + 893^2 .

It is a cyclic number.

It is not a de Polignac number, because 3748973 - 2⁴ = 3748957 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3748973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3748903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1874486 + 1874487.

It is an arithmetic number, because the mean of its divisors is an integer number (1874487).

Almost surely, 2^3748973 is an apocalyptic number.

It is an amenable number.

3748973 is a deficient number, since it is larger than the sum of its proper divisors (1).

3748973 is an equidigital number, since it uses as much as digits as its factorization.

3748973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 41.

The square root of 3748973 is about 1936.2264846861. The cubic root of 3748973 is about 155.3474412126.

The spelling of 3748973 in words is "three million, seven hundred forty-eight thousand, nine hundred seventy-three".