3794021 has 12 divisors (see below), whose sum is σ = 4815360. Its totient is φ = 2955960.

The previous prime is 3794003. The next prime is 3794039. The reversal of 3794021 is 1204973.

It is an interprime number because it is at equal distance from previous prime (3794003) and next prime (3794039).

It is not a de Polignac number, because 3794021 - 2¹⁸ = 3531877 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3794051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2981 + ... + 4058.

It is an arithmetic number, because the mean of its divisors is an integer number (401280).

Almost surely, 2^3794021 is an apocalyptic number.

It is an amenable number.

3794021 is a deficient number, since it is larger than the sum of its proper divisors (1021339).

3794021 is a wasteful number, since it uses less digits than its factorization.

3794021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7064 (or 7057 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 3794021 is about 1947.8246841028. The cubic root of 3794021 is about 155.9671884751.

Adding to 3794021 its reverse (1204973), we get a palindrome (4998994).

The spelling of 3794021 in words is "three million, seven hundred ninety-four thousand, twenty-one".