240736090 has 32 divisors (see below), whose sum is σ = 499872384. Its totient is φ = 81764160.

The previous prime is 240736087. The next prime is 240736091. The reversal of 240736090 is 90637042.

It is not an unprimeable number, because it can be changed into a prime (240736091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8581 + ... + 23560.

It is an arithmetic number, because the mean of its divisors is an integer number (15621012).

Almost surely, 2^240736090 is an apocalyptic number.

240736090 is an abundant number, since it is smaller than the sum of its proper divisors (259136294).

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

240736090 is a wasteful number, since it uses less digits than its factorization.

240736090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32262.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 240736090 is about 15515.6723992227. The cubic root of 240736090 is about 622.0811868675.

The spelling of 240736090 in words is "two hundred forty million, seven hundred thirty-six thousand, ninety".