1012258928 has 40 divisors (see below), whose sum is σ = 2031298560. Its totient is φ = 488358080.

The previous prime is 1012258921. The next prime is 1012259023. The reversal of 1012258928 is 8298522101.

1012258928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1012258891 and 1012258900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012258921) 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, 43913 + ... + 62871.

It is an arithmetic number, because the mean of its divisors is an integer number (50782464).

Almost surely, 2^1012258928 is an apocalyptic number.

It is an amenable number.

1012258928 is an abundant number, since it is smaller than the sum of its proper divisors (1019039632).

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

1012258928 is a wasteful number, since it uses less digits than its factorization.

1012258928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19085 (or 19079 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 38.

The square root of 1012258928 is about 31816.0168468650. The cubic root of 1012258928 is about 1004.0697242097.

The spelling of 1012258928 in words is "one billion, twelve million, two hundred fifty-eight thousand, nine hundred twenty-eight".