1098272870 has 16 divisors (see below), whose sum is σ = 1978157808. Its totient is φ = 439027680.

The previous prime is 1098272843. The next prime is 1098272873. The reversal of 1098272870 is 782728901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098272873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18416 + ... + 50355.

It is an arithmetic number, because the mean of its divisors is an integer number (123634863).

Almost surely, 2^1098272870 is an apocalyptic number.

1098272870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1098272870 is a deficient number, since it is larger than the sum of its proper divisors (879884938).

1098272870 is a wasteful number, since it uses less digits than its factorization.

1098272870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70375.

The product of its (nonzero) digits is 112896, while the sum is 44.

The square root of 1098272870 is about 33140.2002106203. The cubic root of 1098272870 is about 1031.7395651890.

The spelling of 1098272870 in words is "one billion, ninety-eight million, two hundred seventy-two thousand, eight hundred seventy".