240762638 has 4 divisors (see below), whose sum is σ = 361143960. Its totient is φ = 120381318.

The previous prime is 240762631. The next prime is 240762649. The reversal of 240762638 is 836267042.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240762631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60190658 + ... + 60190661.

It is an arithmetic number, because the mean of its divisors is an integer number (90285990).

Almost surely, 2^240762638 is an apocalyptic number.

240762638 is a deficient number, since it is larger than the sum of its proper divisors (120381322).

240762638 is a wasteful number, since it uses less digits than its factorization.

240762638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120381321.

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 240762638 is about 15516.5278976967. The cubic root of 240762638 is about 622.1040534075.

The spelling of 240762638 in words is "two hundred forty million, seven hundred sixty-two thousand, six hundred thirty-eight".