49150947 has 4 divisors (see below), whose sum is σ = 65534600. Its totient is φ = 32767296.

The previous prime is 49150921. The next prime is 49150949. The reversal of 49150947 is 74905194.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 49150947 - 2⁶ = 49150883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49150949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8191822 + ... + 8191827.

It is an arithmetic number, because the mean of its divisors is an integer number (16383650).

Almost surely, 2^49150947 is an apocalyptic number.

49150947 is a deficient number, since it is larger than the sum of its proper divisors (16383653).

49150947 is a wasteful number, since it uses less digits than its factorization.

49150947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16383652.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 49150947 is about 7010.7736377664. The cubic root of 49150947 is about 366.3059417475.

The spelling of 49150947 in words is "forty-nine million, one hundred fifty thousand, nine hundred forty-seven".