3421863 has 6 divisors (see below), whose sum is σ = 4942704. Its totient is φ = 2281236.

The previous prime is 3421861. The next prime is 3421867. The reversal of 3421863 is 3681243.

It is a happy number.

It is not a de Polignac number, because 3421863 - 2¹ = 3421861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421861) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 190095 + ... + 190112.

It is an arithmetic number, because the mean of its divisors is an integer number (823784).

Almost surely, 2^3421863 is an apocalyptic number.

3421863 is a deficient number, since it is larger than the sum of its proper divisors (1520841).

3421863 is a wasteful number, since it uses less digits than its factorization.

3421863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380213 (or 380210 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 3421863 is about 1849.8278298263. The cubic root of 3421863 is about 150.6910778530.

The spelling of 3421863 in words is "three million, four hundred twenty-one thousand, eight hundred sixty-three".