1427760499 has 8 divisors (see below), whose sum is σ = 1578894192. Its totient is φ = 1280183040.

The previous prime is 1427760497. The next prime is 1427760533. The reversal of 1427760499 is 9940677241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1427760499 - 2¹ = 1427760497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1427760497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 888214 + ... + 889819.

It is an arithmetic number, because the mean of its divisors is an integer number (197361774).

Almost surely, 2^1427760499 is an apocalyptic number.

1427760499 is a deficient number, since it is larger than the sum of its proper divisors (151133693).

1427760499 is a wasteful number, since it uses less digits than its factorization.

1427760499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778117.

The product of its (nonzero) digits is 762048, while the sum is 49.

The square root of 1427760499 is about 37785.7181882256. The cubic root of 1427760499 is about 1126.0347349752.

The spelling of 1427760499 in words is "one billion, four hundred twenty-seven million, seven hundred sixty thousand, four hundred ninety-nine".