49799553 has 4 divisors (see below), whose sum is σ = 66399408. Its totient is φ = 33199700.

The previous prime is 49799539. The next prime is 49799557. The reversal of 49799553 is 35599794.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49799553 - 2⁹ = 49799041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49799496 and 49799505.

It is not an unprimeable number, because it can be changed into a prime (49799557) 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, 8299923 + ... + 8299928.

It is an arithmetic number, because the mean of its divisors is an integer number (16599852).

Almost surely, 2^49799553 is an apocalyptic number.

It is an amenable number.

49799553 is a deficient number, since it is larger than the sum of its proper divisors (16599855).

49799553 is a wasteful number, since it uses less digits than its factorization.

49799553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16599854.

The product of its digits is 1530900, while the sum is 51.

The square root of 49799553 is about 7056.8798346011. The cubic root of 49799553 is about 367.9101884839.

The spelling of 49799553 in words is "forty-nine million, seven hundred ninety-nine thousand, five hundred fifty-three".