240771996 has 18 divisors (see below), whose sum is σ = 608618192. Its totient is φ = 80257320.

The previous prime is 240771983. The next prime is 240771997. The reversal of 240771996 is 699177042.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240771997) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3344020 + ... + 3344091.

Almost surely, 2^240771996 is an apocalyptic number.

It is an amenable number.

240771996 is an abundant number, since it is smaller than the sum of its proper divisors (367846196).

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

240771996 is a wasteful number, since it uses less digits than its factorization.

240771996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6688121 (or 6688116 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 45.

The square root of 240771996 is about 15516.8294441874. The cubic root of 240771996 is about 622.1121133157.

The spelling of 240771996 in words is "two hundred forty million, seven hundred seventy-one thousand, nine hundred ninety-six".