50161224 has 32 divisors (see below), whose sum is σ = 129450240. Its totient is φ = 16180800.

The previous prime is 50161219. The next prime is 50161249. The reversal of 50161224 is 42216105.

It is a super-2 number, since 2×50161224² = 5032296786356352, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50161224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32967 + ... + 34454.

It is an arithmetic number, because the mean of its divisors is an integer number (4045320).

Almost surely, 2^50161224 is an apocalyptic number.

It is an amenable number.

50161224 is an abundant number, since it is smaller than the sum of its proper divisors (79289016).

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

50161224 is a wasteful number, since it uses less digits than its factorization.

50161224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67461 (or 67457 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 50161224 is about 7082.4588950449. The cubic root of 50161224 is about 368.7986945558.

Adding to 50161224 its reverse (42216105), we get a palindrome (92377329).

The spelling of 50161224 in words is "fifty million, one hundred sixty-one thousand, two hundred twenty-four".