240978441 has 8 divisors (see below), whose sum is σ = 350514144. Its totient is φ = 146047520.

The previous prime is 240978427. The next prime is 240978467. The reversal of 240978441 is 144879042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 240978441 - 2⁶ = 240978377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240978441.

It is not an unprimeable number, because it can be changed into a prime (240978401) 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, 3651156 + ... + 3651221.

It is an arithmetic number, because the mean of its divisors is an integer number (43814268).

Almost surely, 2^240978441 is an apocalyptic number.

It is an amenable number.

240978441 is a deficient number, since it is larger than the sum of its proper divisors (109535703).

240978441 is a wasteful number, since it uses less digits than its factorization.

240978441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7302391.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 240978441 is about 15523.4803120950. The cubic root of 240978441 is about 622.2898682702.

The spelling of 240978441 in words is "two hundred forty million, nine hundred seventy-eight thousand, four hundred forty-one".