202275540 has 72 divisors (see below), whose sum is σ = 616761600. Its totient is φ = 53659584.

The previous prime is 202275533. The next prime is 202275553. The reversal of 202275540 is 45572202.

202275540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32997 + ... + 38643.

Almost surely, 2^202275540 is an apocalyptic number.

202275540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202275540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308380800).

202275540 is an abundant number, since it is smaller than the sum of its proper divisors (414486060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202275540 is a wasteful number, since it uses less digits than its factorization.

202275540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5861 (or 5856 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 202275540 is about 14222.3605635633. The cubic root of 202275540 is about 587.0130952949.

The spelling of 202275540 in words is "two hundred two million, two hundred seventy-five thousand, five hundred forty".