495253404 has 18 divisors (see below), whose sum is σ = 1251890640. Its totient is φ = 165084456.

The previous prime is 495253397. The next prime is 495253463. The reversal of 495253404 is 404352594.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 13757039 = 495253404 / (4 + 9 + 5 + 2 + 5 + 3 + 4 + 0 + 4).

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 5 ways as a sum of consecutive naturals, for example, 6878484 + ... + 6878555.

It is an arithmetic number, because the mean of its divisors is an integer number (69549480).

Almost surely, 2^495253404 is an apocalyptic number.

It is an amenable number.

495253404 is an abundant number, since it is smaller than the sum of its proper divisors (756637236).

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

495253404 is a wasteful number, since it uses less digits than its factorization.

495253404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13757049 (or 13757044 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 495253404 is about 22254.2895640369. The cubic root of 495253404 is about 791.1809523240.

The spelling of 495253404 in words is "four hundred ninety-five million, two hundred fifty-three thousand, four hundred four".