867453493 has 16 divisors (see below), whose sum is σ = 939864640. Its totient is φ = 797817600.

The previous prime is 867453473. The next prime is 867453557. The reversal of 867453493 is 394354768.

867453493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-867453493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867453413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400333 + ... + 402493.

It is an arithmetic number, because the mean of its divisors is an integer number (58741540).

Almost surely, 2^867453493 is an apocalyptic number.

It is an amenable number.

867453493 is a deficient number, since it is larger than the sum of its proper divisors (72411147).

867453493 is a wasteful number, since it uses less digits than its factorization.

867453493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2788.

The product of its digits is 2177280, while the sum is 49.

The square root of 867453493 is about 29452.5634368216. The cubic root of 867453493 is about 953.7079437879.

The spelling of 867453493 in words is "eight hundred sixty-seven million, four hundred fifty-three thousand, four hundred ninety-three".