496550391 has 8 divisors (see below), whose sum is σ = 667121664. Its totient is φ = 328506360.

The previous prime is 496550387. The next prime is 496550393. The reversal of 496550391 is 193055694.

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

It is not a de Polignac number, because 496550391 - 2² = 496550387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (496550393) 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, 631351 + ... + 632136.

It is an arithmetic number, because the mean of its divisors is an integer number (83390208).

Almost surely, 2^496550391 is an apocalyptic number.

496550391 is a deficient number, since it is larger than the sum of its proper divisors (170571273).

496550391 is a wasteful number, since it uses less digits than its factorization.

496550391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263621.

The product of its (nonzero) digits is 145800, while the sum is 42.

The square root of 496550391 is about 22283.4106680284. The cubic root of 496550391 is about 791.8710077776.

The spelling of 496550391 in words is "four hundred ninety-six million, five hundred fifty thousand, three hundred ninety-one".