94480821 has 12 divisors (see below), whose sum is σ = 139047948. Its totient is φ = 61798464.

The previous prime is 94480819. The next prime is 94480843. The reversal of 94480821 is 12808449.

It can be written as a sum of positive squares in 2 ways, for example, as 71064900 + 23415921 = 8430^2 + 4839^2 .

It is not a de Polignac number, because 94480821 - 2¹ = 94480819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94480861) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98560 + ... + 99513.

It is an arithmetic number, because the mean of its divisors is an integer number (11587329).

Almost surely, 2^94480821 is an apocalyptic number.

It is an amenable number.

94480821 is a deficient number, since it is larger than the sum of its proper divisors (44567127).

94480821 is a wasteful number, since it uses less digits than its factorization.

94480821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198132 (or 198129 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 94480821 is about 9720.1245362392. The cubic root of 94480821 is about 455.4575295484.

The spelling of 94480821 in words is "ninety-four million, four hundred eighty thousand, eight hundred twenty-one".