50521070 has 16 divisors (see below), whose sum is σ = 91080288. Its totient is φ = 20176800.

The previous prime is 50521069. The next prime is 50521073. The reversal of 50521070 is 7012505.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50521073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3407 + ... + 10613.

It is an arithmetic number, because the mean of its divisors is an integer number (5692518).

Almost surely, 2^50521070 is an apocalyptic number.

50521070 is a deficient number, since it is larger than the sum of its proper divisors (40559218).

50521070 is a wasteful number, since it uses less digits than its factorization.

50521070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7915.

The product of its (nonzero) digits is 350, while the sum is 20.

The square root of 50521070 is about 7107.8175272020. The cubic root of 50521070 is about 369.6784886609.

Adding to 50521070 its reverse (7012505), we get a palindrome (57533575).

The spelling of 50521070 in words is "fifty million, five hundred twenty-one thousand, seventy".