200040449 has 16 divisors (see below), whose sum is σ = 231361536. Its totient is φ = 169419600.

The previous prime is 200040443. The next prime is 200040473. The reversal of 200040449 is 944040002.

It is a happy number.

It is not a de Polignac number, because 200040449 - 2⁴ = 200040433 is a prime.

It is a super-2 number, since 2×200040449² = 80032362472243202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200040443) 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 15 ways as a sum of consecutive naturals, for example, 246254 + ... + 247064.

It is an arithmetic number, because the mean of its divisors is an integer number (14460096).

Almost surely, 2^200040449 is an apocalyptic number.

It is an amenable number.

200040449 is a deficient number, since it is larger than the sum of its proper divisors (31321087).

200040449 is a wasteful number, since it uses less digits than its factorization.

200040449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 200040449 is about 14143.5656395408. The cubic root of 200040449 is about 584.8429695162.

The spelling of 200040449 in words is "two hundred million, forty thousand, four hundred forty-nine".