49537663 has 4 divisors (see below), whose sum is σ = 56614480. Its totient is φ = 42460848.

The previous prime is 49537651. The next prime is 49537679. The reversal of 49537663 is 36673594.

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 49537663 - 2⁹ = 49537151 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 (49537613) 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, 3538398 + ... + 3538411.

It is an arithmetic number, because the mean of its divisors is an integer number (14153620).

Almost surely, 2^49537663 is an apocalyptic number.

49537663 is a deficient number, since it is larger than the sum of its proper divisors (7076817).

49537663 is an equidigital number, since it uses as much as digits as its factorization.

49537663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7076816.

The product of its digits is 408240, while the sum is 43.

The square root of 49537663 is about 7038.2997236549. The cubic root of 49537663 is about 367.2641224724.

The spelling of 49537663 in words is "forty-nine million, five hundred thirty-seven thousand, six hundred sixty-three".