50209236 has 144 divisors (see below), whose sum is σ = 161441280. Its totient is φ = 12778560.

The previous prime is 50209223. The next prime is 50209241. The reversal of 50209236 is 63290205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 163395 + ... + 163701.

It is an arithmetic number, because the mean of its divisors is an integer number (1121120).

Almost surely, 2^50209236 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 50209236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80720640).

50209236 is an abundant number, since it is smaller than the sum of its proper divisors (111232044).

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

50209236 is a wasteful number, since it uses less digits than its factorization.

50209236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394 (or 389 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 50209236 is about 7085.8475851517. The cubic root of 50209236 is about 368.9163227099.

The spelling of 50209236 in words is "fifty million, two hundred nine thousand, two hundred thirty-six".