3423969 has 6 divisors (see below), whose sum is σ = 4945746. Its totient is φ = 2282640.

The previous prime is 3423967. The next prime is 3423983. The reversal of 3423969 is 9693243.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3283344 + 140625 = 1812^2 + 375^2 .

It is not a de Polignac number, because 3423969 - 2¹ = 3423967 is a prime.

It is a super-2 number, since 2×3423969² = 23447127425922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3423967) 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, 190212 + ... + 190229.

It is an arithmetic number, because the mean of its divisors is an integer number (824291).

Almost surely, 2^3423969 is an apocalyptic number.

It is an amenable number.

3423969 is a deficient number, since it is larger than the sum of its proper divisors (1521777).

3423969 is a wasteful number, since it uses less digits than its factorization.

3423969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380447 (or 380444 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 3423969 is about 1850.3969844333. The cubic root of 3423969 is about 150.7219859993.

The spelling of 3423969 in words is "three million, four hundred twenty-three thousand, nine hundred sixty-nine".