813254374 has 8 divisors (see below), whose sum is σ = 1221685488. Its totient is φ = 406025880.

The previous prime is 813254371. The next prime is 813254437. The reversal of 813254374 is 473452318.

It is a happy number.

813254374 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 super-2 number, since 2×813254374² = 1322765353660263752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (813254371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298962 + ... + 301669.

It is an arithmetic number, because the mean of its divisors is an integer number (152710686).

Almost surely, 2^813254374 is an apocalyptic number.

813254374 is a deficient number, since it is larger than the sum of its proper divisors (408431114).

813254374 is a wasteful number, since it uses less digits than its factorization.

813254374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601310.

The product of its digits is 80640, while the sum is 37.

The square root of 813254374 is about 28517.6151527438. The cubic root of 813254374 is about 933.4164905782.

The spelling of 813254374 in words is "eight hundred thirteen million, two hundred fifty-four thousand, three hundred seventy-four".