50222664 has 96 divisors (see below), whose sum is σ = 143208000. Its totient is φ = 15878016.

The previous prime is 50222659. The next prime is 50222687. The reversal of 50222664 is 46622205.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 139717 + ... + 140075.

It is an arithmetic number, because the mean of its divisors is an integer number (1491750).

Almost surely, 2^50222664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50222664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71604000).

50222664 is an abundant number, since it is smaller than the sum of its proper divisors (92985336).

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

50222664 is a wasteful number, since it uses less digits than its factorization.

50222664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467 (or 460 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 50222664 is about 7086.7950443060. The cubic root of 50222664 is about 368.9492075416.

Adding to 50222664 its reverse (46622205), we get a palindrome (96844869).

The spelling of 50222664 in words is "fifty million, two hundred twenty-two thousand, six hundred sixty-four".