50947945 has 8 divisors (see below), whose sum is σ = 61243200. Its totient is φ = 40687920.

The previous prime is 50947933. The next prime is 50947951. The reversal of 50947945 is 54974905.

It is a happy number.

50947945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 50947945 - 2²¹ = 48850793 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5511 + ... + 11500.

It is an arithmetic number, because the mean of its divisors is an integer number (7655400).

Almost surely, 2^50947945 is an apocalyptic number.

It is an amenable number.

50947945 is a deficient number, since it is larger than the sum of its proper divisors (10295255).

50947945 is a wasteful number, since it uses less digits than its factorization.

50947945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17615.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 50947945 is about 7137.7829190863. The cubic root of 50947945 is about 370.7167625296.

The spelling of 50947945 in words is "fifty million, nine hundred forty-seven thousand, nine hundred forty-five".