929247140 has 12 divisors (see below), whose sum is σ = 1951419036. Its totient is φ = 371698848.

The previous prime is 929247139. The next prime is 929247161. The reversal of 929247140 is 41742929.

It can be written as a sum of positive squares in 2 ways, for example, as 125978176 + 803268964 = 11224^2 + 28342^2 .

It is a junction number, because it is equal to n+sod(n) for n = 929247094 and 929247103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23231159 + ... + 23231198.

It is an arithmetic number, because the mean of its divisors is an integer number (162618253).

Almost surely, 2^929247140 is an apocalyptic number.

It is an amenable number.

929247140 is an abundant number, since it is smaller than the sum of its proper divisors (1022171896).

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

929247140 is a wasteful number, since it uses less digits than its factorization.

929247140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46462366 (or 46462364 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 929247140 is about 30483.5552388497. Note that the first 3 decimals coincide. The cubic root of 929247140 is about 975.8365434968.

The spelling of 929247140 in words is "nine hundred twenty-nine million, two hundred forty-seven thousand, one hundred forty".