49177867 has 4 divisors (see below), whose sum is σ = 49197456. Its totient is φ = 49158280.

The previous prime is 49177861. The next prime is 49177879. The reversal of 49177867 is 76877194.

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 49177867 - 2³ = 49177859 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49177867.

It is not an unprimeable number, because it can be changed into a prime (49177861) 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, 5359 + ... + 11272.

It is an arithmetic number, because the mean of its divisors is an integer number (12299364).

Almost surely, 2^49177867 is an apocalyptic number.

49177867 is a deficient number, since it is larger than the sum of its proper divisors (19589).

49177867 is a wasteful number, since it uses less digits than its factorization.

49177867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19588.

The product of its digits is 592704, while the sum is 49.

The square root of 49177867 is about 7012.6932771939. The cubic root of 49177867 is about 366.3728048621.

The spelling of 49177867 in words is "forty-nine million, one hundred seventy-seven thousand, eight hundred sixty-seven".