50440459 has 16 divisors (see below), whose sum is σ = 54432000. Its totient is φ = 46599840.

The previous prime is 50440451. The next prime is 50440469. The reversal of 50440459 is 95404405.

It is a cyclic number.

It is not a de Polignac number, because 50440459 - 2³ = 50440451 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50440459.

It is not an unprimeable number, because it can be changed into a prime (50440451) 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, 187377 + ... + 187645.

It is an arithmetic number, because the mean of its divisors is an integer number (3402000).

Almost surely, 2^50440459 is an apocalyptic number.

50440459 is a deficient number, since it is larger than the sum of its proper divisors (3991541).

50440459 is a wasteful number, since it uses less digits than its factorization.

50440459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 50440459 is about 7102.1446760820. The cubic root of 50440459 is about 369.4817653510.

The spelling of 50440459 in words is "fifty million, four hundred forty thousand, four hundred fifty-nine".