1409605272 has 48 divisors (see below), whose sum is σ = 3819627240. Its totient is φ = 469628928.

The previous prime is 1409605259. The next prime is 1409605319. The reversal of 1409605272 is 2725069041.

1409605272 is a `hidden beast` number, since 1 + 40 + 9 + 605 + 2 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189528 + ... + 196824.

Almost surely, 2^1409605272 is an apocalyptic number.

1409605272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1409605272 is an abundant number, since it is smaller than the sum of its proper divisors (2410021968).

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

1409605272 is a wasteful number, since it uses less digits than its factorization.

1409605272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9992 (or 9985 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 1409605272 is about 37544.7103065132. The cubic root of 1409605272 is about 1121.2415207988.

The spelling of 1409605272 in words is "one billion, four hundred nine million, six hundred five thousand, two hundred seventy-two".