100305704 has 16 divisors (see below), whose sum is σ = 188373600. Its totient is φ = 50072752.

The previous prime is 100305679. The next prime is 100305707. The reversal of 100305704 is 407503001.

It is a happy number.

It is a super-2 number, since 2×100305704² = 20122468509871232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100305707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4514 + ... + 14865.

It is an arithmetic number, because the mean of its divisors is an integer number (11773350).

Almost surely, 2^100305704 is an apocalyptic number.

It is an amenable number.

100305704 is a deficient number, since it is larger than the sum of its proper divisors (88067896).

100305704 is a wasteful number, since it uses less digits than its factorization.

100305704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20032 (or 20028 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 100305704 is about 10015.2735359550. The cubic root of 100305704 is about 464.6313862920.

Adding to 100305704 its reverse (407503001), we get a palindrome (507808705).

The spelling of 100305704 in words is "one hundred million, three hundred five thousand, seven hundred four".