202140475 has 6 divisors (see below), whose sum is σ = 250654220. Its totient is φ = 161712360.

The previous prime is 202140461. The next prime is 202140481. The reversal of 202140475 is 574041202.

202140475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 202140475 - 2⁵ = 202140443 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 8085619 = 202140475 / (2 + 0 + 2 + 1 + 4 + 0 + 4 + 7 + 5).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4042785 + ... + 4042834.

Almost surely, 2^202140475 is an apocalyptic number.

202140475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

202140475 is a deficient number, since it is larger than the sum of its proper divisors (48513745).

202140475 is an equidigital number, since it uses as much as digits as its factorization.

202140475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8085629 (or 8085624 counting only the distinct ones).

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

The square root of 202140475 is about 14217.6114379315. The cubic root of 202140475 is about 586.8824112172.

Adding to 202140475 its reverse (574041202), we get a palindrome (776181677).

The spelling of 202140475 in words is "two hundred two million, one hundred forty thousand, four hundred seventy-five".