3406423731 has 4 divisors (see below), whose sum is σ = 4541898312. Its totient is φ = 2270949152.

The previous prime is 3406423703. The next prime is 3406423733. The reversal of 3406423731 is 1373246043.

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 3406423731 - 2¹⁹ = 3405899443 is a prime.

It is a super-2 number, since 2×3406423731² = 23207445270239920722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3406423692 and 3406423701.

It is not an unprimeable number, because it can be changed into a prime (3406423733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 567737286 + ... + 567737291.

It is an arithmetic number, because the mean of its divisors is an integer number (1135474578).

Almost surely, 2^3406423731 is an apocalyptic number.

3406423731 is a deficient number, since it is larger than the sum of its proper divisors (1135474581).

3406423731 is a wasteful number, since it uses less digits than its factorization.

3406423731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135474580.

The product of its (nonzero) digits is 36288, while the sum is 33.

The square root of 3406423731 is about 58364.5759943478. The cubic root of 3406423731 is about 1504.6409935325.

Adding to 3406423731 its reverse (1373246043), we get a palindrome (4779669774).

The spelling of 3406423731 in words is "three billion, four hundred six million, four hundred twenty-three thousand, seven hundred thirty-one".