101409472 has 28 divisors (see below), whose sum is σ = 202489816. Its totient is φ = 50388480.

The previous prime is 101409467. The next prime is 101409499. The reversal of 101409472 is 274904101.

It is a super-2 number, since 2×101409472² = 20567762022637568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101409472.

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, 5572 + ... + 15292.

Almost surely, 2^101409472 is an apocalyptic number.

It is an amenable number.

101409472 is a deficient number, since it is larger than the sum of its proper divisors (101080344).

101409472 is an equidigital number, since it uses as much as digits as its factorization.

101409472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9896 (or 9886 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 101409472 is about 10070.2270083648. The cubic root of 101409472 is about 466.3294470823.

The spelling of 101409472 in words is "one hundred one million, four hundred nine thousand, four hundred seventy-two".