50529390 has 64 divisors (see below), whose sum is σ = 128549376. Its totient is φ = 12684672.

The previous prime is 50529361. The next prime is 50529407. The reversal of 50529390 is 9392505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45684 + ... + 46776.

It is an arithmetic number, because the mean of its divisors is an integer number (2008584).

Almost surely, 2^50529390 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50529390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64274688).

50529390 is an abundant number, since it is smaller than the sum of its proper divisors (78019986).

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

50529390 is a wasteful number, since it uses less digits than its factorization.

50529390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193.

The product of its (nonzero) digits is 12150, while the sum is 33.

The square root of 50529390 is about 7108.4027741821. The cubic root of 50529390 is about 369.6987808954.

The spelling of 50529390 in words is "fifty million, five hundred twenty-nine thousand, three hundred ninety".