507491349 has 8 divisors (see below), whose sum is σ = 712268640. Its totient is φ = 320520816.

The previous prime is 507491291. The next prime is 507491407. The reversal of 507491349 is 943194705.

It is an interprime number because it is at equal distance from previous prime (507491291) and next prime (507491407).

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

It is not a de Polignac number, because 507491349 - 2⁷ = 507491221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 507491349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (507491449) 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, 4451622 + ... + 4451735.

It is an arithmetic number, because the mean of its divisors is an integer number (89033580).

Almost surely, 2^507491349 is an apocalyptic number.

It is an amenable number.

507491349 is a deficient number, since it is larger than the sum of its proper divisors (204777291).

507491349 is a wasteful number, since it uses less digits than its factorization.

507491349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8903379.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 507491349 is about 22527.5686437751. The cubic root of 507491349 is about 797.6448174690.

The spelling of 507491349 in words is "five hundred seven million, four hundred ninety-one thousand, three hundred forty-nine".