241278778 has 8 divisors (see below), whose sum is σ = 389758068. Its totient is φ = 111359424.

The previous prime is 241278749. The next prime is 241278833. The reversal of 241278778 is 877872142.

It can be written as a sum of positive squares in 2 ways, for example, as 219721329 + 21557449 = 14823^2 + 4643^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4639951 + ... + 4640002.

Almost surely, 2^241278778 is an apocalyptic number.

241278778 is a deficient number, since it is larger than the sum of its proper divisors (148479290).

241278778 is a wasteful number, since it uses less digits than its factorization.

241278778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9279968.

The product of its digits is 351232, while the sum is 46.

The square root of 241278778 is about 15533.1509359820. The cubic root of 241278778 is about 622.5482856907.

The spelling of 241278778 in words is "two hundred forty-one million, two hundred seventy-eight thousand, seven hundred seventy-eight".