104909724 has 18 divisors (see below), whose sum is σ = 265188560. Its totient is φ = 34969896.

The previous prime is 104909711. The next prime is 104909741. The reversal of 104909724 is 427909401.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×104909724² = 22012100379512352, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2914159 = 104909724 / (1 + 0 + 4 + 9 + 0 + 9 + 7 + 2 + 4).

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, 1457044 + ... + 1457115.

Almost surely, 2^104909724 is an apocalyptic number.

It is an amenable number.

104909724 is an abundant number, since it is smaller than the sum of its proper divisors (160278836).

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

104909724 is a wasteful number, since it uses less digits than its factorization.

104909724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2914169 (or 2914164 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 104909724 is about 10242.5448009760. The cubic root of 104909724 is about 471.6341546483.

The spelling of 104909724 in words is "one hundred four million, nine hundred nine thousand, seven hundred twenty-four".