494403787 has 8 divisors (see below), whose sum is σ = 506758032. Its totient is φ = 482196000.

The previous prime is 494403757. The next prime is 494403797. The reversal of 494403787 is 787304494.

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

It is a cyclic number.

It is not a de Polignac number, because 494403787 - 2¹⁹ = 493879499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494403757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29764 + ... + 43297.

It is an arithmetic number, because the mean of its divisors is an integer number (63344754).

Almost surely, 2^494403787 is an apocalyptic number.

494403787 is a deficient number, since it is larger than the sum of its proper divisors (12354245).

494403787 is a wasteful number, since it uses less digits than its factorization.

494403787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73229.

The product of its (nonzero) digits is 677376, while the sum is 46.

The square root of 494403787 is about 22235.1925334592. The cubic root of 494403787 is about 790.7282645082.

The spelling of 494403787 in words is "four hundred ninety-four million, four hundred three thousand, seven hundred eighty-seven".