1409499472 has 20 divisors (see below), whose sum is σ = 2749238100. Its totient is φ = 700018688.

The previous prime is 1409499463. The next prime is 1409499473. The reversal of 1409499472 is 2749949041.

It can be written as a sum of positive squares in 2 ways, for example, as 122412096 + 1287087376 = 11064^2 + 35876^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1409499473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 293233 + ... + 298000.

It is an arithmetic number, because the mean of its divisors is an integer number (137461905).

Almost surely, 2^1409499472 is an apocalyptic number.

It is an amenable number.

1409499472 is a deficient number, since it is larger than the sum of its proper divisors (1339738628).

1409499472 is a wasteful number, since it uses less digits than its factorization.

1409499472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591390 (or 591384 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 1409499472 is about 37543.3012933066. The cubic root of 1409499472 is about 1121.2134679523.

The spelling of 1409499472 in words is "one billion, four hundred nine million, four hundred ninety-nine thousand, four hundred seventy-two".