100768390 has 16 divisors (see below), whose sum is σ = 186286032. Its totient is φ = 39217824.

The previous prime is 100768379. The next prime is 100768433. The reversal of 100768390 is 93867001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135804 + ... + 136543.

It is an arithmetic number, because the mean of its divisors is an integer number (11642877).

Almost surely, 2^100768390 is an apocalyptic number.

100768390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100768390 is a deficient number, since it is larger than the sum of its proper divisors (85517642).

100768390 is a wasteful number, since it uses less digits than its factorization.

100768390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272391.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 100768390 is about 10038.3459792936. The cubic root of 100768390 is about 465.3447014397.

The spelling of 100768390 in words is "one hundred million, seven hundred sixty-eight thousand, three hundred ninety".