493971049 has 8 divisors (see below), whose sum is σ = 580329792. Its totient is φ = 414521040.

The previous prime is 493971043. The next prime is 493971059. The reversal of 493971049 is 940179394.

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 493971049 - 2⁵ = 493971017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (493971043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1727029 + ... + 1727314.

It is an arithmetic number, because the mean of its divisors is an integer number (72541224).

Almost surely, 2^493971049 is an apocalyptic number.

It is an amenable number.

493971049 is a deficient number, since it is larger than the sum of its proper divisors (86358743).

493971049 is a wasteful number, since it uses less digits than its factorization.

493971049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3454367.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 493971049 is about 22225.4594778151. The cubic root of 493971049 is about 790.4974962858.

The spelling of 493971049 in words is "four hundred ninety-three million, nine hundred seventy-one thousand, forty-nine".