200426445 has 24 divisors (see below), whose sum is σ = 348866232. Its totient is φ = 106444800.

The previous prime is 200426441. The next prime is 200426449. The reversal of 200426445 is 544624002.

It is an interprime number because it is at equal distance from previous prime (200426441) and next prime (200426449).

It can be written as a sum of positive squares in 4 ways, for example, as 88849476 + 111576969 = 9426^2 + 10563^2 .

It is not a de Polignac number, because 200426445 - 2² = 200426441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200426441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1605 + ... + 20085.

It is an arithmetic number, because the mean of its divisors is an integer number (14536093).

Almost surely, 2^200426445 is an apocalyptic number.

It is an amenable number.

200426445 is a deficient number, since it is larger than the sum of its proper divisors (148439787).

200426445 is a wasteful number, since it uses less digits than its factorization.

200426445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18733 (or 18730 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 200426445 is about 14157.2047029066. The cubic root of 200426445 is about 585.2188968245.

The spelling of 200426445 in words is "two hundred million, four hundred twenty-six thousand, four hundred forty-five".