47055499 has 4 divisors (see below), whose sum is σ = 47096136. Its totient is φ = 47014864.

The previous prime is 47055479. The next prime is 47055521. The reversal of 47055499 is 99455074.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47055499 - 2¹¹ = 47053451 is a prime.

It is a super-2 number, since 2×47055499² = 4428439972278002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47055469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18529 + ... + 20914.

It is an arithmetic number, because the mean of its divisors is an integer number (11774034).

Almost surely, 2^47055499 is an apocalyptic number.

47055499 is a deficient number, since it is larger than the sum of its proper divisors (40637).

47055499 is a wasteful number, since it uses less digits than its factorization.

47055499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40636.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 47055499 is about 6859.7010867821. The cubic root of 47055499 is about 361.0245991172.

The spelling of 47055499 in words is "forty-seven million, fifty-five thousand, four hundred ninety-nine".