49677091 has 4 divisors (see below), whose sum is σ = 49714000. Its totient is φ = 49640184.

The previous prime is 49677053. The next prime is 49677101. The reversal of 49677091 is 19077694.

It is a happy number.

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 49677091 - 2¹⁵ = 49644323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49677391) 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, 16356 + ... + 19153.

It is an arithmetic number, because the mean of its divisors is an integer number (12428500).

Almost surely, 2^49677091 is an apocalyptic number.

49677091 is a deficient number, since it is larger than the sum of its proper divisors (36909).

49677091 is a wasteful number, since it uses less digits than its factorization.

49677091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36908.

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 49677091 is about 7048.1977128909. The cubic root of 49677091 is about 367.6083651616.

The spelling of 49677091 in words is "forty-nine million, six hundred seventy-seven thousand, ninety-one".