50533405 has 8 divisors (see below), whose sum is σ = 65304792. Its totient is φ = 37316928.

The previous prime is 50533397. The next prime is 50533429. The reversal of 50533405 is 50433505.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 675684 + 49857721 = 822^2 + 7061^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 50533405 - 2³ = 50533397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50533405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388654 + ... + 388783.

It is an arithmetic number, because the mean of its divisors is an integer number (8163099).

Almost surely, 2^50533405 is an apocalyptic number.

It is an amenable number.

50533405 is a deficient number, since it is larger than the sum of its proper divisors (14771387).

50533405 is a wasteful number, since it uses less digits than its factorization.

50533405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777455.

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 50533405 is about 7108.6851808193. The cubic root of 50533405 is about 369.7085725651.

The spelling of 50533405 in words is "fifty million, five hundred thirty-three thousand, four hundred five".