28470696 has 32 divisors (see below), whose sum is σ = 71311200. Its totient is φ = 9472320.

The previous prime is 28470653. The next prime is 28470697. The reversal of 28470696 is 69607482.

It is a super-3 number, since 3×28470696³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (28470697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19926 + ... + 21306.

It is an arithmetic number, because the mean of its divisors is an integer number (2228475).

Almost surely, 2^28470696 is an apocalyptic number.

It is an amenable number.

28470696 is an abundant number, since it is smaller than the sum of its proper divisors (42840504).

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

28470696 is a wasteful number, since it uses less digits than its factorization.

28470696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2249 (or 2245 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 28470696 is about 5335.7938490912. The cubic root of 28470696 is about 305.3510103778.

The spelling of 28470696 in words is "twenty-eight million, four hundred seventy thousand, six hundred ninety-six".