50545872 has 180 divisors, whose sum is σ = 160477824. Its totient is φ = 14826240.

The previous prime is 50545861. The next prime is 50545883. The reversal of 50545872 is 27854505.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (50545861) and next prime (50545883).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 754383 + ... + 754449.

Almost surely, 2^50545872 is an apocalyptic number.

50545872 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50545872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80238912).

50545872 is an abundant number, since it is smaller than the sum of its proper divisors (109931952).

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

50545872 is a wasteful number, since it uses less digits than its factorization.

50545872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138 (or 116 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The square root of 50545872 is about 7109.5620118260. The cubic root of 50545872 is about 369.7389734309.

The spelling of 50545872 in words is "fifty million, five hundred forty-five thousand, eight hundred seventy-two".