3431423 has 4 divisors (see below), whose sum is σ = 3504480. Its totient is φ = 3358368.

The previous prime is 3431411. The next prime is 3431431. The reversal of 3431423 is 3241343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3431423 - 2¹² = 3427327 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 3431395 and 3431404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3431453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36458 + ... + 36551.

It is an arithmetic number, because the mean of its divisors is an integer number (876120).

Almost surely, 2^3431423 is an apocalyptic number.

3431423 is a deficient number, since it is larger than the sum of its proper divisors (73057).

3431423 is an equidigital number, since it uses as much as digits as its factorization.

3431423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73056.

The product of its digits is 864, while the sum is 20.

The square root of 3431423 is about 1852.4100517974. The cubic root of 3431423 is about 150.8312809328.

Adding to 3431423 its reverse (3241343), we get a palindrome (6672766).

The spelling of 3431423 in words is "three million, four hundred thirty-one thousand, four hundred twenty-three".