427271499 has 6 divisors (see below), whose sum is σ = 617169956. Its totient is φ = 284847660.

The previous prime is 427271497. The next prime is 427271519. The reversal of 427271499 is 994172724.

It is a happy number.

It is not a de Polignac number, because 427271499 - 2¹ = 427271497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427271497) 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 5 ways as a sum of consecutive naturals, for example, 23737297 + ... + 23737314.

Almost surely, 2^427271499 is an apocalyptic number.

427271499 is a deficient number, since it is larger than the sum of its proper divisors (189898457).

427271499 is a wasteful number, since it uses less digits than its factorization.

427271499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47474617 (or 47474614 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 427271499 is about 20670.5466546001. The cubic root of 427271499 is about 753.1843857811.

The spelling of 427271499 in words is "four hundred twenty-seven million, two hundred seventy-one thousand, four hundred ninety-nine".