100800742 has 12 divisors (see below), whose sum is σ = 175887180. Its totient is φ = 43200276.

The previous prime is 100800703. The next prime is 100800767. The reversal of 100800742 is 247008001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 514192 + ... + 514387.

It is an arithmetic number, because the mean of its divisors is an integer number (14657265).

Almost surely, 2^100800742 is an apocalyptic number.

100800742 is a deficient number, since it is larger than the sum of its proper divisors (75086438).

100800742 is a wasteful number, since it uses less digits than its factorization.

100800742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028595 (or 1028588 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 100800742 is about 10039.9572708254. The cubic root of 100800742 is about 465.3944962247.

Adding to 100800742 its reverse (247008001), we get a palindrome (347808743).

The spelling of 100800742 in words is "one hundred million, eight hundred thousand, seven hundred forty-two".