100545724 has 12 divisors (see below), whose sum is σ = 180710824. Its totient is φ = 48914064.

The previous prime is 100545721. The next prime is 100545733. The reversal of 100545724 is 427545001.

It is a super-2 number, since 2×100545724² = 20218885229368352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100545692 and 100545701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100545721) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 339534 + ... + 339829.

Almost surely, 2^100545724 is an apocalyptic number.

It is an amenable number.

100545724 is a deficient number, since it is larger than the sum of its proper divisors (80165100).

100545724 is a wasteful number, since it uses less digits than its factorization.

100545724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679404 (or 679402 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 100545724 is about 10027.2490743972. The cubic root of 100545724 is about 465.0016942167.

The spelling of 100545724 in words is "one hundred million, five hundred forty-five thousand, seven hundred twenty-four".