3408631 has 4 divisors (see below), whose sum is σ = 3526200. Its totient is φ = 3291064.

The previous prime is 3408599. The next prime is 3408641. The reversal of 3408631 is 1368043.

3408631 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 an emirpimes, since its reverse is a distinct semiprime: 1368043 = 79 ⋅17317.

It is a cyclic number.

It is not a de Polignac number, because 3408631 - 2⁵ = 3408599 is a prime.

It is a super-2 number, since 2×3408631² = 23237530588322, 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 = 3408596 and 3408605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3408641) 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, 58741 + ... + 58798.

It is an arithmetic number, because the mean of its divisors is an integer number (881550).

Almost surely, 2^3408631 is an apocalyptic number.

3408631 is a deficient number, since it is larger than the sum of its proper divisors (117569).

3408631 is a wasteful number, since it uses less digits than its factorization.

3408631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117568.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 3408631 is about 1846.2478165187. The cubic root of 3408631 is about 150.4965912040.

The spelling of 3408631 in words is "three million, four hundred eight thousand, six hundred thirty-one".