49797543 has 4 divisors (see below), whose sum is σ = 66396728. Its totient is φ = 33198360.

The previous prime is 49797541. The next prime is 49797617. The reversal of 49797543 is 34579794.

It is a happy number.

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

It is not a de Polignac number, because 49797543 - 2¹ = 49797541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 49797492 and 49797501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49797541) 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, 8299588 + ... + 8299593.

It is an arithmetic number, because the mean of its divisors is an integer number (16599182).

Almost surely, 2^49797543 is an apocalyptic number.

49797543 is a deficient number, since it is larger than the sum of its proper divisors (16599185).

49797543 is a wasteful number, since it uses less digits than its factorization.

49797543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16599184.

The product of its digits is 952560, while the sum is 48.

The square root of 49797543 is about 7056.7374189494. The cubic root of 49797543 is about 367.9052385772.

The spelling of 49797543 in words is "forty-nine million, seven hundred ninety-seven thousand, five hundred forty-three".