3974207 has 6 divisors (see below), whose sum is σ = 4085928. Its totient is φ = 3865464.

The previous prime is 3974197. The next prime is 3974213. The reversal of 3974207 is 7024793.

It is a happy number.

It is not a de Polignac number, because 3974207 - 2⁶ = 3974143 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 (3974227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83 + ... + 2820.

It is an arithmetic number, because the mean of its divisors is an integer number (680988).

Almost surely, 2^3974207 is an apocalyptic number.

3974207 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3974207 is a deficient number, since it is larger than the sum of its proper divisors (111721).

3974207 is an equidigital number, since it uses as much as digits as its factorization.

3974207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2977 (or 2940 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 3974207 is about 1993.5413213676. The cubic root of 3974207 is about 158.3981705525.

The spelling of 3974207 in words is "three million, nine hundred seventy-four thousand, two hundred seven".