913291336 has 16 divisors (see below), whose sum is σ = 1744731900. Its totient is φ = 448029504.

The previous prime is 913291273. The next prime is 913291339. The reversal of 913291336 is 633192319.

It can be written as a sum of positive squares in 2 ways, for example, as 894368836 + 18922500 = 29906^2 + 4350^2 .

It is a junction number, because it is equal to n+sod(n) for n = 913291295 and 913291304.

It is not an unprimeable number, because it can be changed into a prime (913291339) 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, 1076571 + ... + 1077418.

Almost surely, 2^913291336 is an apocalyptic number.

It is an amenable number.

913291336 is a deficient number, since it is larger than the sum of its proper divisors (831440564).

913291336 is a wasteful number, since it uses less digits than its factorization.

913291336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154048 (or 2154044 counting only the distinct ones).

The product of its digits is 26244, while the sum is 37.

The square root of 913291336 is about 30220.7103821204. The cubic root of 913291336 is about 970.2190088963.

It can be divided in two parts, 91329 and 1336, that added together give a triangular number (92665 = T₄₃₀).

The spelling of 913291336 in words is "nine hundred thirteen million, two hundred ninety-one thousand, three hundred thirty-six".