49787707 has 4 divisors (see below), whose sum is σ = 49802616. Its totient is φ = 49772800.

The previous prime is 49787701. The next prime is 49787719. The reversal of 49787707 is 70778794.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49787707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49787701) 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, 123 + ... + 9979.

It is an arithmetic number, because the mean of its divisors is an integer number (12450654).

Almost surely, 2^49787707 is an apocalyptic number.

49787707 is a deficient number, since it is larger than the sum of its proper divisors (14909).

49787707 is an equidigital number, since it uses as much as digits as its factorization.

49787707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14908.

The product of its (nonzero) digits is 691488, while the sum is 49.

The square root of 49787707 is about 7056.0404619021. The cubic root of 49787707 is about 367.8810141276.

The spelling of 49787707 in words is "forty-nine million, seven hundred eighty-seven thousand, seven hundred seven".