50501412 has 108 divisors (see below), whose sum is σ = 144586260. Its totient is φ = 14757120.

The previous prime is 50501389. The next prime is 50501431. The reversal of 50501412 is 21410505.

It can be written as a sum of positive squares in 6 ways, for example, as 25341156 + 25160256 = 5034^2 + 5016^2 .

It is a super-2 number, since 2×50501412² = 5100785227987488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

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

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 827862 + ... + 827922.

Almost surely, 2^50501412 is an apocalyptic number.

50501412 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50501412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72293130).

50501412 is an abundant number, since it is smaller than the sum of its proper divisors (94084848).

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

50501412 is a wasteful number, since it uses less digits than its factorization.

50501412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 50501412 is about 7106.4345490548. The cubic root of 50501412 is about 369.6305345268.

Adding to 50501412 its reverse (21410505), we get a palindrome (71911917).

The spelling of 50501412 in words is "fifty million, five hundred one thousand, four hundred twelve".