274763813 has 8 divisors (see below), whose sum is σ = 282400800. Its totient is φ = 267138000.

The previous prime is 274763791. The next prime is 274763857. The reversal of 274763813 is 318367472.

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 274763813 - 2⁸ = 274763557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274763873) 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, 81638 + ... + 84936.

It is an arithmetic number, because the mean of its divisors is an integer number (35300100).

Almost surely, 2^274763813 is an apocalyptic number.

It is an amenable number.

274763813 is a deficient number, since it is larger than the sum of its proper divisors (7636987).

274763813 is a wasteful number, since it uses less digits than its factorization.

274763813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5587.

The product of its digits is 169344, while the sum is 41.

The square root of 274763813 is about 16576.0011160714. The cubic root of 274763813 is about 650.1094987126.

The spelling of 274763813 in words is "two hundred seventy-four million, seven hundred sixty-three thousand, eight hundred thirteen".