100287070 has 16 divisors (see below), whose sum is σ = 194402880. Its totient is φ = 37029024.

The previous prime is 100287059. The next prime is 100287091. The reversal of 100287070 is 70782001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385590 + ... + 385849.

It is an arithmetic number, because the mean of its divisors is an integer number (12150180).

Almost surely, 2^100287070 is an apocalyptic number.

100287070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100287070 is a deficient number, since it is larger than the sum of its proper divisors (94115810).

100287070 is a wasteful number, since it uses less digits than its factorization.

100287070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771459.

The product of its (nonzero) digits is 784, while the sum is 25.

The square root of 100287070 is about 10014.3432136112. The cubic root of 100287070 is about 464.6026126627.

The spelling of 100287070 in words is "one hundred million, two hundred eighty-seven thousand, seventy".