495729890 has 16 divisors (see below), whose sum is σ = 893342520. Its totient is φ = 198063360.

The previous prime is 495729887. The next prime is 495729961. The reversal of 495729890 is 98927594.

It can be written as a sum of positive squares in 4 ways, for example, as 455267569 + 40462321 = 21337^2 + 6361^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19325 + ... + 36944.

Almost surely, 2^495729890 is an apocalyptic number.

495729890 is a deficient number, since it is larger than the sum of its proper divisors (397612630).

495729890 is a wasteful number, since it uses less digits than its factorization.

495729890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57157.

The product of its (nonzero) digits is 1632960, while the sum is 53.

The square root of 495729890 is about 22264.9924769805. The cubic root of 495729890 is about 791.4346041640.

The spelling of 495729890 in words is "four hundred ninety-five million, seven hundred twenty-nine thousand, eight hundred ninety".