1409450406 has 48 divisors (see below), whose sum is σ = 3531379824. Its totient is φ = 371722176.

The previous prime is 1409450303. The next prime is 1409450443. The reversal of 1409450406 is 6040549041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 180565 + ... + 188208.

It is an arithmetic number, because the mean of its divisors is an integer number (73570413).

Almost surely, 2^1409450406 is an apocalyptic number.

1409450406 is an abundant number, since it is smaller than the sum of its proper divisors (2121929418).

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

1409450406 is a wasteful number, since it uses less digits than its factorization.

1409450406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368805 (or 368798 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 1409450406 is about 37542.6478288359. The cubic root of 1409450406 is about 1121.2004576368.

Adding to 1409450406 its reverse (6040549041), we get a palindrome (7449999447).

The spelling of 1409450406 in words is "one billion, four hundred nine million, four hundred fifty thousand, four hundred six".