49691067 has 8 divisors (see below), whose sum is σ = 66530640. Its totient is φ = 32989440.

The previous prime is 49691041. The next prime is 49691071. The reversal of 49691067 is 76019694.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49691067 - 2⁶ = 49691003 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (49691077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33642 + ... + 35087.

It is an arithmetic number, because the mean of its divisors is an integer number (8316330).

Almost surely, 2^49691067 is an apocalyptic number.

49691067 is a deficient number, since it is larger than the sum of its proper divisors (16839573).

49691067 is a wasteful number, since it uses less digits than its factorization.

49691067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68973.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 49691067 is about 7049.1891023011. The cubic root of 49691067 is about 367.6428358648.

The spelling of 49691067 in words is "forty-nine million, six hundred ninety-one thousand, sixty-seven".