100429722 has 12 divisors (see below), whose sum is σ = 217597770. Its totient is φ = 33476568.

The previous prime is 100429699. The next prime is 100429723. The reversal of 100429722 is 227924001.

It can be written as a sum of positive squares in only one way, i.e., 84437721 + 15992001 = 9189^2 + 3999^2 .

It is a super-2 number, since 2×100429722² = 20172258121994568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100429723) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2789697 + ... + 2789732.

Almost surely, 2^100429722 is an apocalyptic number.

100429722 is an abundant number, since it is smaller than the sum of its proper divisors (117168048).

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

100429722 is a wasteful number, since it uses less digits than its factorization.

100429722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5579437 (or 5579434 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 100429722 is about 10021.4630668381. The cubic root of 100429722 is about 464.8227975513.

The spelling of 100429722 in words is "one hundred million, four hundred twenty-nine thousand, seven hundred twenty-two".