240302040 has 64 divisors (see below), whose sum is σ = 786447360. Its totient is φ = 58254720.

The previous prime is 240302039. The next prime is 240302059. The reversal of 240302040 is 40203042.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89704 + ... + 92343.

It is an arithmetic number, because the mean of its divisors is an integer number (12288240).

Almost surely, 2^240302040 is an apocalyptic number.

240302040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240302040 is an abundant number, since it is smaller than the sum of its proper divisors (546145320).

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

240302040 is a wasteful number, since it uses less digits than its factorization.

240302040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182072 (or 182068 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 240302040 is about 15501.6786187819. The cubic root of 240302040 is about 621.7070887121.

Adding to 240302040 its reverse (40203042), we get a palindrome (280505082).

The spelling of 240302040 in words is "two hundred forty million, three hundred two thousand, forty".