50891454 has 24 divisors (see below), whose sum is σ = 110444880. Its totient is φ = 16936128.

The previous prime is 50891437. The next prime is 50891483. The reversal of 50891454 is 45419805.

50891454 is a `hidden beast` number, since 508 + 9 + 145 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11142 + ... + 15030.

It is an arithmetic number, because the mean of its divisors is an integer number (4601870).

Almost surely, 2^50891454 is an apocalyptic number.

50891454 is an abundant number, since it is smaller than the sum of its proper divisors (59553426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50891454 is a wasteful number, since it uses less digits than its factorization.

50891454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4624 (or 4621 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 50891454 is about 7133.8246404015. The cubic root of 50891454 is about 370.5796951391.

The spelling of 50891454 in words is "fifty million, eight hundred ninety-one thousand, four hundred fifty-four".