494398547 has 8 divisors (see below), whose sum is σ = 522111744. Its totient is φ = 467203528.

The previous prime is 494398543. The next prime is 494398591. The reversal of 494398547 is 745893494.

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 494398547 - 2² = 494398543 is a prime.

It is a super-2 number, since 2×494398547² = 488859846551422418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494398543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127583 + ... + 131400.

It is an arithmetic number, because the mean of its divisors is an integer number (65263968).

Almost surely, 2^494398547 is an apocalyptic number.

494398547 is a deficient number, since it is larger than the sum of its proper divisors (27713197).

494398547 is a wasteful number, since it uses less digits than its factorization.

494398547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259089.

The product of its digits is 4354560, while the sum is 53.

The square root of 494398547 is about 22235.0747019208. The cubic root of 494398547 is about 790.7254709544.

The spelling of 494398547 in words is "four hundred ninety-four million, three hundred ninety-eight thousand, five hundred forty-seven".