50016440 has 32 divisors (see below), whose sum is σ = 112931280. Its totient is φ = 19936512.

The previous prime is 50016437. The next prime is 50016451. The reversal of 50016440 is 4461005.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10244 + ... + 14316.

Almost surely, 2^50016440 is an apocalyptic number.

It is an amenable number.

50016440 is an abundant number, since it is smaller than the sum of its proper divisors (62914840).

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

50016440 is a wasteful number, since it uses less digits than its factorization.

50016440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4391 (or 4387 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 50016440 is about 7072.2301998733. The cubic root of 50016440 is about 368.4435224248.

Adding to 50016440 its reverse (4461005), we get a palindrome (54477445).

The spelling of 50016440 in words is "fifty million, sixteen thousand, four hundred forty".