8492293440 has 84 divisors (see below), whose sum is σ = 29209960884. Its totient is φ = 2264610816.

The previous prime is 8492293429. The next prime is 8492293463. The reversal of 8492293440 is 443922948.

It is a happy number.

8492293440 is a `hidden beast` number, since 84 + 9 + 229 + 344 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5503265856 + 2989027584 = 74184^2 + 54672^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1471477 + ... + 1477236.

Almost surely, 2^8492293440 is an apocalyptic number.

8492293440 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8492293440 is an abundant number, since it is smaller than the sum of its proper divisors (20717667444).

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

8492293440 is a wasteful number, since it uses less digits than its factorization.

8492293440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2948736 (or 2948723 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 8492293440 is about 92153.6404055749. The cubic root of 8492293440 is about 2040.2105895634.

The spelling of 8492293440 in words is "eight billion, four hundred ninety-two million, two hundred ninety-three thousand, four hundred forty".