236240540 has 24 divisors (see below), whose sum is σ = 496601280. Its totient is φ = 94401728.

The previous prime is 236240531. The next prime is 236240549. The reversal of 236240540 is 45042632.

It is an interprime number because it is at equal distance from previous prime (236240531) and next prime (236240549).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (236240549) 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, 16706 + ... + 27414.

It is an arithmetic number, because the mean of its divisors is an integer number (20691720).

Almost surely, 2^236240540 is an apocalyptic number.

236240540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

236240540 is an abundant number, since it is smaller than the sum of its proper divisors (260360740).

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

236240540 is a wasteful number, since it uses less digits than its factorization.

236240540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11821 (or 11819 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 236240540 is about 15370.1184120357. The cubic root of 236240540 is about 618.1845435683.

The spelling of 236240540 in words is "two hundred thirty-six million, two hundred forty thousand, five hundred forty".