50550840 has 48 divisors (see below), whose sum is σ = 164291400. Its totient is φ = 13480128.

The previous prime is 50550833. The next prime is 50550847. The reversal of 50550840 is 4805505.

It is an interprime number because it is at equal distance from previous prime (50550833) and next prime (50550847).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50550847) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69850 + ... + 70569.

Almost surely, 2^50550840 is an apocalyptic number.

It is an amenable number.

50550840 is an abundant number, since it is smaller than the sum of its proper divisors (113740560).

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

50550840 is a wasteful number, since it uses less digits than its factorization.

50550840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140436 (or 140429 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 50550840 is about 7109.9113918529. The cubic root of 50550840 is about 369.7510865404.

The spelling of 50550840 in words is "fifty million, five hundred fifty thousand, eight hundred forty".