200456445 has 16 divisors (see below), whose sum is σ = 366549120. Its totient is φ = 91637184.

The previous prime is 200456423. The next prime is 200456461. The reversal of 200456445 is 544654002.

It is not a de Polignac number, because 200456445 - 2⁵ = 200456413 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 954450 + ... + 954659.

It is an arithmetic number, because the mean of its divisors is an integer number (22909320).

Almost surely, 2^200456445 is an apocalyptic number.

It is an amenable number.

200456445 is a deficient number, since it is larger than the sum of its proper divisors (166092675).

200456445 is a wasteful number, since it uses less digits than its factorization.

200456445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909124.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 200456445 is about 14158.2641944555. The cubic root of 200456445 is about 585.2480940544.

The spelling of 200456445 in words is "two hundred million, four hundred fifty-six thousand, four hundred forty-five".