813026274 has 32 divisors (see below), whose sum is σ = 1680506880. Its totient is φ = 261954000.

The previous prime is 813026267. The next prime is 813026293. The reversal of 813026274 is 472620318.

It is a super-2 number, since 2×813026274² = 1322023444428646152, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193407 + ... + 197565.

It is an arithmetic number, because the mean of its divisors is an integer number (52515840).

Almost surely, 2^813026274 is an apocalyptic number.

813026274 is an abundant number, since it is smaller than the sum of its proper divisors (867480606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

813026274 is a wasteful number, since it uses less digits than its factorization.

813026274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5246.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 813026274 is about 28513.6155897494. The cubic root of 813026274 is about 933.3292148061.

The spelling of 813026274 in words is "eight hundred thirteen million, twenty-six thousand, two hundred seventy-four".