100865460 has 24 divisors (see below), whose sum is σ = 282423456. Its totient is φ = 26897440.

The previous prime is 100865449. The next prime is 100865461. The reversal of 100865460 is 64568001.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100865461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 840486 + ... + 840605.

It is an arithmetic number, because the mean of its divisors is an integer number (11767644).

Almost surely, 2^100865460 is an apocalyptic number.

100865460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100865460 is an abundant number, since it is smaller than the sum of its proper divisors (181557996).

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

100865460 is a wasteful number, since it uses less digits than its factorization.

100865460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681103 (or 1681101 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 100865460 is about 10043.1797753500. The cubic root of 100865460 is about 465.4940753772.

The spelling of 100865460 in words is "one hundred million, eight hundred sixty-five thousand, four hundred sixty".