50436399 has 32 divisors (see below), whose sum is σ = 77414400. Its totient is φ = 28933632.

The previous prime is 50436391. The next prime is 50436427. The reversal of 50436399 is 99363405.

It is not a de Polignac number, because 50436399 - 2³ = 50436391 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50436391) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83902 + ... + 84500.

It is an arithmetic number, because the mean of its divisors is an integer number (2419200).

Almost surely, 2^50436399 is an apocalyptic number.

50436399 is a deficient number, since it is larger than the sum of its proper divisors (26978001).

50436399 is a wasteful number, since it uses less digits than its factorization.

50436399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759.

The product of its (nonzero) digits is 87480, while the sum is 39.

The square root of 50436399 is about 7101.8588411767. The cubic root of 50436399 is about 369.4718517733.

The spelling of 50436399 in words is "fifty million, four hundred thirty-six thousand, three hundred ninety-nine".