101986404 has 48 divisors (see below), whose sum is σ = 264552960. Its totient is φ = 30366720.

The previous prime is 101986369. The next prime is 101986427. The reversal of 101986404 is 404689101.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5709 + ... + 15380.

It is an arithmetic number, because the mean of its divisors is an integer number (5511520).

Almost surely, 2^101986404 is an apocalyptic number.

It is an amenable number.

101986404 is an abundant number, since it is smaller than the sum of its proper divisors (162566556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101986404 is a wasteful number, since it uses less digits than its factorization.

101986404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21140 (or 21138 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 101986404 is about 10098.8318136307. The cubic root of 101986404 is about 467.2121121152.

The spelling of 101986404 in words is "one hundred one million, nine hundred eighty-six thousand, four hundred four".