50740440 has 64 divisors (see below), whose sum is σ = 154517760. Its totient is φ = 13326720.

The previous prime is 50740439. The next prime is 50740441. The reversal of 50740440 is 4404705.

It is an interprime number because it is at equal distance from previous prime (50740439) and next prime (50740441).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 50740440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50740441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4885 + ... + 11195.

It is an arithmetic number, because the mean of its divisors is an integer number (2414340).

Almost surely, 2^50740440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50740440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77258880).

50740440 is an abundant number, since it is smaller than the sum of its proper divisors (103777320).

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

50740440 is a wasteful number, since it uses less digits than its factorization.

50740440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6392 (or 6388 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 50740440 is about 7123.2324123252. The cubic root of 50740440 is about 370.2127824047.

The spelling of 50740440 in words is "fifty million, seven hundred forty thousand, four hundred forty".