3451431 has 8 divisors (see below), whose sum is σ = 4660480. Its totient is φ = 2271672.

The previous prime is 3451423. The next prime is 3451439. The reversal of 3451431 is 1341543.

3451431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3451423) and next prime (3451439).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3451431 - 2³ = 3451423 is a prime.

It is a super-2 number, since 2×3451431² = 23824751895522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3451398 and 3451407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3451439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7045 + ... + 7518.

It is an arithmetic number, because the mean of its divisors is an integer number (582560).

Almost surely, 2^3451431 is an apocalyptic number.

3451431 is a deficient number, since it is larger than the sum of its proper divisors (1209049).

3451431 is a wasteful number, since it uses less digits than its factorization.

3451431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14645.

The product of its digits is 720, while the sum is 21.

The square root of 3451431 is about 1857.8027344150. The cubic root of 3451431 is about 151.1238695294.

Adding to 3451431 its reverse (1341543), we get a palindrome (4792974).

The spelling of 3451431 in words is "three million, four hundred fifty-one thousand, four hundred thirty-one".