200142475 has 36 divisors (see below), whose sum is σ = 271577856. Its totient is φ = 146240640.

The previous prime is 200142461. The next prime is 200142487. The reversal of 200142475 is 574241002.

It is not a de Polignac number, because 200142475 - 2¹¹ = 200140427 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian 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 35 ways as a sum of consecutive naturals, for example, 536389 + ... + 536761.

Almost surely, 2^200142475 is an apocalyptic number.

200142475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

200142475 is a deficient number, since it is larger than the sum of its proper divisors (71435381).

200142475 is a wasteful number, since it uses less digits than its factorization.

200142475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536 (or 518 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 200142475 is about 14147.1719788797. The cubic root of 200142475 is about 584.9423811564.

Adding to 200142475 its reverse (574241002), we get a palindrome (774383477).

The spelling of 200142475 in words is "two hundred million, one hundred forty-two thousand, four hundred seventy-five".