50440401 has 20 divisors (see below), whose sum is σ = 82200624. Its totient is φ = 30569400.

The previous prime is 50440393. The next prime is 50440409. The reversal of 50440401 is 10404405.

It is an interprime number because it is at equal distance from previous prime (50440393) and next prime (50440409).

It is not a de Polignac number, because 50440401 - 2³ = 50440393 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50440409) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27415 + ... + 29196.

Almost surely, 2^50440401 is an apocalyptic number.

It is an amenable number.

50440401 is a deficient number, since it is larger than the sum of its proper divisors (31760223).

50440401 is a wasteful number, since it uses less digits than its factorization.

50440401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56634 (or 56625 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 50440401 is about 7102.1405928072. The cubic root of 50440401 is about 369.4816237322.

Adding to 50440401 its reverse (10404405), we get a palindrome (60844806).

The spelling of 50440401 in words is "fifty million, four hundred forty thousand, four hundred one".