200772045 has 24 divisors (see below), whose sum is σ = 353714712. Its totient is φ = 105321600.

The previous prime is 200772043. The next prime is 200772053. The reversal of 200772045 is 540277002.

It can be written as a sum of positive squares in 4 ways, for example, as 8838729 + 191933316 = 2973^2 + 13854^2 .

It is not a de Polignac number, because 200772045 - 2¹ = 200772043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200772043) 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, 33826 + ... + 39315.

It is an arithmetic number, because the mean of its divisors is an integer number (14738113).

Almost surely, 2^200772045 is an apocalyptic number.

It is an amenable number.

200772045 is a deficient number, since it is larger than the sum of its proper divisors (152942667).

200772045 is a wasteful number, since it uses less digits than its factorization.

200772045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73213 (or 73210 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 200772045 is about 14169.4052451047. The cubic root of 200772045 is about 585.5550725437. Note that the first 3 decimals are identical.

It can be divided in two parts, 20077 and 2045, that added together give a palindrome (22122).

The spelling of 200772045 in words is "two hundred million, seven hundred seventy-two thousand, forty-five".