104527821 has 16 divisors (see below), whose sum is σ = 140904000. Its totient is φ = 68923008.

The previous prime is 104527777. The next prime is 104527837. The reversal of 104527821 is 128725401.

It is not a de Polignac number, because 104527821 - 2⁹ = 104527309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104527121) 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, 169105 + ... + 169721.

It is an arithmetic number, because the mean of its divisors is an integer number (8806500).

Almost surely, 2^104527821 is an apocalyptic number.

It is an amenable number.

104527821 is a deficient number, since it is larger than the sum of its proper divisors (36376179).

104527821 is a wasteful number, since it uses less digits than its factorization.

104527821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148.

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 104527821 is about 10223.8848291635. The cubic root of 104527821 is about 471.0611619945.

The spelling of 104527821 in words is "one hundred four million, five hundred twenty-seven thousand, eight hundred twenty-one".