3481831 has 4 divisors (see below), whose sum is σ = 3485664. Its totient is φ = 3478000.

The previous prime is 3481823. The next prime is 3481847. The reversal of 3481831 is 1381843.

3481831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1381843 = 967 ⋅1429.

It is a cyclic number.

It is not a de Polignac number, because 3481831 - 2³ = 3481823 is a prime.

It is a super-2 number, since 2×3481831² = 24246294225122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3481831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3481801) 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 3 ways as a sum of consecutive naturals, for example, 306 + ... + 2656.

It is an arithmetic number, because the mean of its divisors is an integer number (871416).

Almost surely, 2^3481831 is an apocalyptic number.

3481831 is a deficient number, since it is larger than the sum of its proper divisors (3833).

3481831 is a wasteful number, since it uses less digits than its factorization.

3481831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832.

The product of its digits is 2304, while the sum is 28.

The square root of 3481831 is about 1865.9665055944. The cubic root of 3481831 is about 151.5662698818.

The spelling of 3481831 in words is "three million, four hundred eighty-one thousand, eight hundred thirty-one".