50861447 has 16 divisors (see below), whose sum is σ = 64760640. Its totient is φ = 38852352.

The previous prime is 50861411. The next prime is 50861477. The reversal of 50861447 is 74416805.

It is not a de Polignac number, because 50861447 - 2¹⁰ = 50860423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50861407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6998 + ... + 12275.

It is an arithmetic number, because the mean of its divisors is an integer number (4047540).

Almost surely, 2^50861447 is an apocalyptic number.

50861447 is a deficient number, since it is larger than the sum of its proper divisors (13899193).

50861447 is a wasteful number, since it uses less digits than its factorization.

50861447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19322.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 50861447 is about 7131.7211807529. The cubic root of 50861447 is about 370.5068461615.

The spelling of 50861447 in words is "fifty million, eight hundred sixty-one thousand, four hundred forty-seven".