50825009 has 8 divisors (see below), whose sum is σ = 53763072. Its totient is φ = 47947680.

The previous prime is 50824999. The next prime is 50825051. The reversal of 50825009 is 90052805.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50825009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50825059) 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, 13457 + ... + 16814.

It is an arithmetic number, because the mean of its divisors is an integer number (6720384).

Almost surely, 2^50825009 is an apocalyptic number.

It is an amenable number.

50825009 is a deficient number, since it is larger than the sum of its proper divisors (2938063).

50825009 is a wasteful number, since it uses less digits than its factorization.

50825009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30367.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 50825009 is about 7129.1660802649. The cubic root of 50825009 is about 370.4183459022.

The spelling of 50825009 in words is "fifty million, eight hundred twenty-five thousand, nine".