1010023998 has 16 divisors (see below), whose sum is σ = 2020426896. Its totient is φ = 336611520.

The previous prime is 1010023991. The next prime is 1010023999. The reversal of 1010023998 is 8993200101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010023991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28368 + ... + 53148.

It is an arithmetic number, because the mean of its divisors is an integer number (126276681).

Almost surely, 2^1010023998 is an apocalyptic number.

1010023998 is an abundant number, since it is smaller than the sum of its proper divisors (1010402898).

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

1010023998 is a wasteful number, since it uses less digits than its factorization.

1010023998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31579.

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 1010023998 is about 31780.8747204982. The cubic root of 1010023998 is about 1003.3302299241.

The spelling of 1010023998 in words is "one billion, ten million, twenty-three thousand, nine hundred ninety-eight".