241787638 has 8 divisors (see below), whose sum is σ = 378450288. Its totient is φ = 115637544.

The previous prime is 241787621. The next prime is 241787647. The reversal of 241787638 is 836787142.

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

It is a super-2 number, since 2×241787638² = 116922523779238088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 5256253 = 241787638 / (2 + 4 + 1 + 7 + 8 + 7 + 6 + 3 + 8).

It is a congruent number.

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, 2628081 + ... + 2628172.

It is an arithmetic number, because the mean of its divisors is an integer number (47306286).

Almost surely, 2^241787638 is an apocalyptic number.

241787638 is a deficient number, since it is larger than the sum of its proper divisors (136662650).

241787638 is a wasteful number, since it uses less digits than its factorization.

241787638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5256278.

The product of its digits is 451584, while the sum is 46.

The square root of 241787638 is about 15549.5221148433. The cubic root of 241787638 is about 622.9856324523.

The spelling of 241787638 in words is "two hundred forty-one million, seven hundred eighty-seven thousand, six hundred thirty-eight".