100729436 has 12 divisors (see below), whose sum is σ = 177359112. Its totient is φ = 50055408.

The previous prime is 100729417. The next prime is 100729459. The reversal of 100729436 is 634927001.

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, 76595 + ... + 77898.

It is an arithmetic number, because the mean of its divisors is an integer number (14779926).

Almost surely, 2^100729436 is an apocalyptic number.

It is an amenable number.

100729436 is a deficient number, since it is larger than the sum of its proper divisors (76629676).

100729436 is a wasteful number, since it uses less digits than its factorization.

100729436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154660 (or 154658 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 100729436 is about 10036.4055318625. The cubic root of 100729436 is about 465.2847310006.

The spelling of 100729436 in words is "one hundred million, seven hundred twenty-nine thousand, four hundred thirty-six".