50277564 has 48 divisors (see below), whose sum is σ = 131255040. Its totient is φ = 16642800.

The previous prime is 50277547. The next prime is 50277569. The reversal of 50277564 is 46577205.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50277569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14767 + ... + 17849.

It is an arithmetic number, because the mean of its divisors is an integer number (2734480).

Almost surely, 2^50277564 is an apocalyptic number.

50277564 is a gapful number since it is divisible by the number (54) 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 50277564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65627520).

50277564 is an abundant number, since it is smaller than the sum of its proper divisors (80977476).

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

50277564 is a wasteful number, since it uses less digits than its factorization.

50277564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3247 (or 3239 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 50277564 is about 7090.6673874890. The cubic root of 50277564 is about 369.0835953112.

The spelling of 50277564 in words is "fifty million, two hundred seventy-seven thousand, five hundred sixty-four".