3429986 has 16 divisors (see below), whose sum is σ = 5905536. Its totient is φ = 1463616.

The previous prime is 3429983. The next prime is 3429989. The reversal of 3429986 is 6899243.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3429983) and next prime (3429989).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3429983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4355 + ... + 5081.

It is an arithmetic number, because the mean of its divisors is an integer number (369096).

Almost surely, 2^3429986 is an apocalyptic number.

3429986 is a deficient number, since it is larger than the sum of its proper divisors (2475550).

3429986 is a wasteful number, since it uses less digits than its factorization.

3429986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073.

The product of its digits is 93312, while the sum is 41.

The square root of 3429986 is about 1852.0221380966. The cubic root of 3429986 is about 150.8102231177.

The spelling of 3429986 in words is "three million, four hundred twenty-nine thousand, nine hundred eighty-six".