812016494 has 8 divisors (see below), whose sum is σ = 1221157080. Its totient is φ = 404964136.

The previous prime is 812016479. The next prime is 812016503. The reversal of 812016494 is 494610218.

It is a happy number.

812016494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 521084 + ... + 522639.

It is an arithmetic number, because the mean of its divisors is an integer number (152644635).

Almost surely, 2^812016494 is an apocalyptic number.

812016494 is a deficient number, since it is larger than the sum of its proper divisors (409140586).

812016494 is a wasteful number, since it uses less digits than its factorization.

812016494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044114.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 812016494 is about 28495.9031090436. The cubic root of 812016494 is about 932.9426559080.

The spelling of 812016494 in words is "eight hundred twelve million, sixteen thousand, four hundred ninety-four".