100070666 has 32 divisors (see below), whose sum is σ = 159252480. Its totient is φ = 47098800.

The previous prime is 100070657. The next prime is 100070669. The reversal of 100070666 is 666070001.

It is not an unprimeable number, because it can be changed into a prime (100070669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558965 + ... + 559143.

It is an arithmetic number, because the mean of its divisors is an integer number (4976640).

Almost surely, 2^100070666 is an apocalyptic number.

100070666 is a deficient number, since it is larger than the sum of its proper divisors (59181814).

100070666 is a wasteful number, since it uses less digits than its factorization.

100070666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 100070666 is about 10003.5326760100. The cubic root of 100070666 is about 464.2681917895.

The spelling of 100070666 in words is "one hundred million, seventy thousand, six hundred sixty-six".