104401731 has 16 divisors (see below), whose sum is σ = 159600384. Its totient is φ = 59466144.

The previous prime is 104401723. The next prime is 104401733. The reversal of 104401731 is 137104401.

It is not a de Polignac number, because 104401731 - 2³ = 104401723 is a prime.

It is a super-2 number, since 2×104401731² = 21799442871592722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 104401698 and 104401707.

It is not an unprimeable number, because it can be changed into a prime (104401733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1185 + ... + 14498.

It is an arithmetic number, because the mean of its divisors is an integer number (9975024).

Almost surely, 2^104401731 is an apocalyptic number.

104401731 is a deficient number, since it is larger than the sum of its proper divisors (55198653).

104401731 is a wasteful number, since it uses less digits than its factorization.

104401731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16010.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 104401731 is about 10217.7165257214. The cubic root of 104401731 is about 470.8716749591.

The spelling of 104401731 in words is "one hundred four million, four hundred one thousand, seven hundred thirty-one".