202044240 has 160 divisors (see below), whose sum is σ = 704419200. Its totient is φ = 53222400.

The previous prime is 202044223. The next prime is 202044257. The reversal of 202044240 is 42440202.

It is an interprime number because it is at equal distance from previous prime (202044223) and next prime (202044257).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191715 + ... + 192765.

It is an arithmetic number, because the mean of its divisors is an integer number (4402620).

Almost surely, 2^202044240 is an apocalyptic number.

202044240 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 202044240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352209600).

202044240 is an abundant number, since it is smaller than the sum of its proper divisors (502374960).

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

202044240 is a wasteful number, since it uses less digits than its factorization.

202044240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162 (or 1150 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 202044240 is about 14214.2266761157. The cubic root of 202044240 is about 586.7892621435.

Adding to 202044240 its reverse (42440202), we get a palindrome (244484442).

The spelling of 202044240 in words is "two hundred two million, forty-four thousand, two hundred forty".