50558430 has 64 divisors (see below), whose sum is σ = 137571840. Its totient is φ = 11788416.

The previous prime is 50558429. The next prime is 50558441. The reversal of 50558430 is 3485505.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 3999 + ... + 10821.

It is an arithmetic number, because the mean of its divisors is an integer number (2149560).

Almost surely, 2^50558430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50558430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68785920).

50558430 is an abundant number, since it is smaller than the sum of its proper divisors (87013410).

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

50558430 is a wasteful number, since it uses less digits than its factorization.

50558430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6865.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 50558430 is about 7110.4451337451. The cubic root of 50558430 is about 369.7695911475.

The spelling of 50558430 in words is "fifty million, five hundred fifty-eight thousand, four hundred thirty".