3994607 has 4 divisors (see below), whose sum is σ = 4054296. Its totient is φ = 3934920.

The previous prime is 3994597. The next prime is 3994619. The reversal of 3994607 is 7064993.

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

It is a cyclic number.

It is not a de Polignac number, because 3994607 - 2⁴ = 3994591 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 (3994687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29744 + ... + 29877.

It is an arithmetic number, because the mean of its divisors is an integer number (1013574).

Almost surely, 2^3994607 is an apocalyptic number.

3994607 is a deficient number, since it is larger than the sum of its proper divisors (59689).

3994607 is an equidigital number, since it uses as much as digits as its factorization.

3994607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59688.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 3994607 is about 1998.6512952489. The cubic root of 3994607 is about 158.6687326623.

The spelling of 3994607 in words is "three million, nine hundred ninety-four thousand, six hundred seven".