50020001 has 8 divisors (see below), whose sum is σ = 53057664. Its totient is φ = 46992960.

The previous prime is 50019971. The next prime is 50020013. The reversal of 50020001 is 10002005.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50020001 - 2²² = 45825697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50020301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8396 + ... + 13058.

It is an arithmetic number, because the mean of its divisors is an integer number (6632208).

Almost surely, 2^50020001 is an apocalyptic number.

It is an amenable number.

50020001 is a deficient number, since it is larger than the sum of its proper divisors (3037663).

50020001 is a wasteful number, since it uses less digits than its factorization.

50020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5311.

The product of its (nonzero) digits is 10, while the sum is 8.

The square root of 50020001 is about 7072.4819547313. The cubic root of 50020001 is about 368.4522661915.

Adding to 50020001 its reverse (10002005), we get a palindrome (60022006).

The spelling of 50020001 in words is "fifty million, twenty thousand, one".