50697573 has 4 divisors (see below), whose sum is σ = 67596768. Its totient is φ = 33798380.

The previous prime is 50697541. The next prime is 50697593. The reversal of 50697573 is 37579605.

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.

It is a cyclic number.

It is not a de Polignac number, because 50697573 - 2⁵ = 50697541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50697523) 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, 8449593 + ... + 8449598.

It is an arithmetic number, because the mean of its divisors is an integer number (16899192).

Almost surely, 2^50697573 is an apocalyptic number.

It is an amenable number.

50697573 is a deficient number, since it is larger than the sum of its proper divisors (16899195).

50697573 is a wasteful number, since it uses less digits than its factorization.

50697573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16899194.

The product of its (nonzero) digits is 198450, while the sum is 42.

The square root of 50697573 is about 7120.2228195472. Note that the first 3 decimals coincide. The cubic root of 50697573 is about 370.1084975216.

The spelling of 50697573 in words is "fifty million, six hundred ninety-seven thousand, five hundred seventy-three".