47498999 has 4 divisors (see below), whose sum is σ = 48509664. Its totient is φ = 46488336.

The previous prime is 47498981. The next prime is 47499017. The reversal of 47498999 is 99989474.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (47498981) and next prime (47499017).

It is a cyclic number.

It is not a de Polignac number, because 47498999 - 2²⁰ = 46450423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47498959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505262 + ... + 505355.

It is an arithmetic number, because the mean of its divisors is an integer number (12127416).

Almost surely, 2^47498999 is an apocalyptic number.

47498999 is a deficient number, since it is larger than the sum of its proper divisors (1010665).

47498999 is a wasteful number, since it uses less digits than its factorization.

47498999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010664.

The product of its digits is 5878656, while the sum is 59.

The square root of 47498999 is about 6891.9517554899. The cubic root of 47498999 is about 362.1552781544.

The spelling of 47498999 in words is "forty-seven million, four hundred ninety-eight thousand, nine hundred ninety-nine".