3431402406 has 16 divisors (see below), whose sum is σ = 7625338800. Its totient is φ = 1143800784.

The previous prime is 3431402393. The next prime is 3431402423. The reversal of 3431402406 is 6042041343.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 3431402406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31772191 + ... + 31772298.

It is an arithmetic number, because the mean of its divisors is an integer number (476583675).

Almost surely, 2^3431402406 is an apocalyptic number.

3431402406 is an abundant number, since it is smaller than the sum of its proper divisors (4193936394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3431402406 is a wasteful number, since it uses less digits than its factorization.

3431402406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63544500 (or 63544494 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 3431402406 is about 58578.1734607695. The cubic root of 3431402406 is about 1508.3097918964.

Adding to 3431402406 its reverse (6042041343), we get a palindrome (9473443749).

The spelling of 3431402406 in words is "three billion, four hundred thirty-one million, four hundred two thousand, four hundred six".