50866457 has 4 divisors (see below), whose sum is σ = 50964240. Its totient is φ = 50768676.

The previous prime is 50866433. The next prime is 50866469. The reversal of 50866457 is 75466805.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 75466805 = 5 ⋅15093361.

It is a cyclic number.

It is not a de Polignac number, because 50866457 - 2¹⁰ = 50865433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50866427) 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, 48107 + ... + 49152.

It is an arithmetic number, because the mean of its divisors is an integer number (12741060).

Almost surely, 2^50866457 is an apocalyptic number.

It is an amenable number.

50866457 is a deficient number, since it is larger than the sum of its proper divisors (97783).

50866457 is an equidigital number, since it uses as much as digits as its factorization.

50866457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97782.

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 50866457 is about 7132.0724197108. The cubic root of 50866457 is about 370.5190110950.

The spelling of 50866457 in words is "fifty million, eight hundred sixty-six thousand, four hundred fifty-seven".