100064434 has 4 divisors (see below), whose sum is σ = 150096654. Its totient is φ = 50032216.

The previous prime is 100064423. The next prime is 100064441. The reversal of 100064434 is 434460001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 434460001 = 281 ⋅1546121.

It can be written as a sum of positive squares in only one way, i.e., 93026025 + 7038409 = 9645^2 + 2653^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25016107 + ... + 25016110.

Almost surely, 2^100064434 is an apocalyptic number.

100064434 is a deficient number, since it is larger than the sum of its proper divisors (50032220).

100064434 is an equidigital number, since it uses as much as digits as its factorization.

100064434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50032219.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 100064434 is about 10003.2211811996. The cubic root of 100064434 is about 464.2585540021.

The spelling of 100064434 in words is "one hundred million, sixty-four thousand, four hundred thirty-four".