50905697 has 4 divisors (see below), whose sum is σ = 51430596. Its totient is φ = 50380800.

The previous prime is 50905691. The next prime is 50905703. The reversal of 50905697 is 79650905.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (50905691) and next prime (50905703).

It can be written as a sum of positive squares in 2 ways, for example, as 41165056 + 9740641 = 6416^2 + 3121^2 .

It is a cyclic number.

It is not a de Polignac number, because 50905697 - 2⁴ = 50905681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50905691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262304 + ... + 262497.

It is an arithmetic number, because the mean of its divisors is an integer number (12857649).

Almost surely, 2^50905697 is an apocalyptic number.

It is an amenable number.

50905697 is a deficient number, since it is larger than the sum of its proper divisors (524899).

50905697 is an equidigital number, since it uses as much as digits as its factorization.

50905697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524898.

The product of its (nonzero) digits is 85050, while the sum is 41.

The square root of 50905697 is about 7134.8228429303. The cubic root of 50905697 is about 370.6142633155.

The spelling of 50905697 in words is "fifty million, nine hundred five thousand, six hundred ninety-seven".