47469999 has 16 divisors (see below), whose sum is σ = 69523200. Its totient is φ = 28676736.

The previous prime is 47469977. The next prime is 47470009. The reversal of 47469999 is 99996474.

It is not a de Polignac number, because 47469999 - 2¹¹ = 47467951 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

47469999 is a modest number, since divided by 9999 gives 4746 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47469949) 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, 16794 + ... + 19415.

It is an arithmetic number, because the mean of its divisors is an integer number (4345200).

Almost surely, 2^47469999 is an apocalyptic number.

47469999 is a deficient number, since it is larger than the sum of its proper divisors (22053201).

47469999 is a wasteful number, since it uses less digits than its factorization.

47469999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36254.

The product of its digits is 4408992, while the sum is 57.

The square root of 47469999 is about 6889.8475309690. The cubic root of 47469999 is about 362.0815598206.

The spelling of 47469999 in words is "forty-seven million, four hundred sixty-nine thousand, nine hundred ninety-nine".