495271388 has 12 divisors (see below), whose sum is σ = 870322992. Its totient is φ = 246607680.

The previous prime is 495271333. The next prime is 495271409. The reversal of 495271388 is 883172594.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 255920 + ... + 257847.

It is an arithmetic number, because the mean of its divisors is an integer number (72526916).

Almost surely, 2^495271388 is an apocalyptic number.

It is an amenable number.

495271388 is a deficient number, since it is larger than the sum of its proper divisors (375051604).

495271388 is a wasteful number, since it uses less digits than its factorization.

495271388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514012 (or 514010 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 495271388 is about 22254.6936173024. The cubic root of 495271388 is about 791.1905288532.

The spelling of 495271388 in words is "four hundred ninety-five million, two hundred seventy-one thousand, three hundred eighty-eight".