100454436 has 18 divisors (see below), whose sum is σ = 253926582. Its totient is φ = 33484800.

The previous prime is 100454429. The next prime is 100454449. The reversal of 100454436 is 634454001.

It can be written as a sum of positive squares in only one way, i.e., 60840000 + 39614436 = 7800^2 + 6294^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1395165 + ... + 1395236.

Almost surely, 2^100454436 is an apocalyptic number.

It is an amenable number.

100454436 is an abundant number, since it is smaller than the sum of its proper divisors (153472146).

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

100454436 is a wasteful number, since it uses less digits than its factorization.

100454436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2790411 (or 2790406 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 100454436 is about 10022.6960444783. The cubic root of 100454436 is about 464.8609226807.

The spelling of 100454436 in words is "one hundred million, four hundred fifty-four thousand, four hundred thirty-six".