202440151 has 8 divisors (see below), whose sum is σ = 209250000. Its totient is φ = 195743040.

The previous prime is 202440149. The next prime is 202440157. The reversal of 202440151 is 151044202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 202440151 - 2¹ = 202440149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202440157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24526 + ... + 31723.

It is an arithmetic number, because the mean of its divisors is an integer number (26156250).

Almost surely, 2^202440151 is an apocalyptic number.

202440151 is a deficient number, since it is larger than the sum of its proper divisors (6809849).

202440151 is an equidigital number, since it uses as much as digits as its factorization.

202440151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56369.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 202440151 is about 14228.1464358503. The cubic root of 202440151 is about 587.1722883976.

Adding to 202440151 its reverse (151044202), we get a palindrome (353484353).

The spelling of 202440151 in words is "two hundred two million, four hundred forty thousand, one hundred fifty-one".