3954069 has 16 divisors (see below), whose sum is σ = 6695040. Its totient is φ = 2259360.

The previous prime is 3954053. The next prime is 3954077. The reversal of 3954069 is 9604593.

It is not a de Polignac number, because 3954069 - 2⁴ = 3954053 is a prime.

It is a super-2 number, since 2×3954069² = 31269323313522, which contains 22 as substring.

It is a Curzon number.

3954069 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3955069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10272 + ... + 10649.

It is an arithmetic number, because the mean of its divisors is an integer number (418440).

Almost surely, 2^3954069 is an apocalyptic number.

It is an amenable number.

3954069 is a deficient number, since it is larger than the sum of its proper divisors (2740971).

3954069 is a wasteful number, since it uses less digits than its factorization.

3954069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20937 (or 20931 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 3954069 is about 1988.4840959887. The cubic root of 3954069 is about 158.1301736604.

The spelling of 3954069 in words is "three million, nine hundred fifty-four thousand, sixty-nine".