100409602 has 8 divisors (see below), whose sum is σ = 152677836. Its totient is φ = 49516992.

The previous prime is 100409597. The next prime is 100409609. The reversal of 100409602 is 206904001.

It can be written as a sum of positive squares in 2 ways, for example, as 100380361 + 29241 = 10019^2 + 171^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (100409609) 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 3 ways as a sum of consecutive naturals, for example, 343723 + ... + 344014.

Almost surely, 2^100409602 is an apocalyptic number.

100409602 is a deficient number, since it is larger than the sum of its proper divisors (52268234).

100409602 is an equidigital number, since it uses as much as digits as its factorization.

100409602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687812.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 100409602 is about 10020.4591711159. The cubic root of 100409602 is about 464.7917547514.

The spelling of 100409602 in words is "one hundred million, four hundred nine thousand, six hundred two".