50421455 has 16 divisors (see below), whose sum is σ = 69312000. Its totient is φ = 34493472.

The previous prime is 50421419. The next prime is 50421463. The reversal of 50421455 is 55412405.

It is a cyclic number.

It is not a de Polignac number, because 50421455 - 2⁸ = 50421199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16022 + ... + 18908.

It is an arithmetic number, because the mean of its divisors is an integer number (4332000).

Almost surely, 2^50421455 is an apocalyptic number.

50421455 is a deficient number, since it is larger than the sum of its proper divisors (18890545).

50421455 is a wasteful number, since it uses less digits than its factorization.

50421455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 50421455 is about 7100.8066443187. The cubic root of 50421455 is about 369.4353574103.

The spelling of 50421455 in words is "fifty million, four hundred twenty-one thousand, four hundred fifty-five".