49475799 has 16 divisors (see below), whose sum is σ = 73830400. Its totient is φ = 32744088.

The previous prime is 49475773. The next prime is 49475809. The reversal of 49475799 is 99757494.

It is a de Polignac number, because none of the positive numbers 2^k-49475799 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 (49475749) 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, 2839 + ... + 10344.

It is an arithmetic number, because the mean of its divisors is an integer number (4614400).

Almost surely, 2^49475799 is an apocalyptic number.

49475799 is a deficient number, since it is larger than the sum of its proper divisors (24354601).

49475799 is a wasteful number, since it uses less digits than its factorization.

49475799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13331 (or 13325 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 54.

The square root of 49475799 is about 7033.9035392874. The cubic root of 49475799 is about 367.1111755977. Note that the first 4 decimals are identical.

The spelling of 49475799 in words is "forty-nine million, four hundred seventy-five thousand, seven hundred ninety-nine".