50402505 has 8 divisors (see below), whose sum is σ = 80644032. Its totient is φ = 26881328.

The previous prime is 50402503. The next prime is 50402507. The reversal of 50402505 is 50520405.

It is an interprime number because it is at equal distance from previous prime (50402503) and next prime (50402507).

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 50402505 - 2¹ = 50402503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50402503) 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, 1680069 + ... + 1680098.

It is an arithmetic number, because the mean of its divisors is an integer number (10080504).

Almost surely, 2^50402505 is an apocalyptic number.

It is an amenable number.

50402505 is a deficient number, since it is larger than the sum of its proper divisors (30241527).

50402505 is a wasteful number, since it uses less digits than its factorization.

50402505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3360175.

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 50402505 is about 7099.4721634781. The cubic root of 50402505 is about 369.3890697255.

The spelling of 50402505 in words is "fifty million, four hundred two thousand, five hundred five".