49525897 has 4 divisors (see below), whose sum is σ = 49540816. Its totient is φ = 49510980.

The previous prime is 49525873. The next prime is 49525963. The reversal of 49525897 is 79852594.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 49525897 - 2²³ = 41137289 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49525897.

It is not an unprimeable number, because it can be changed into a prime (49525867) 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, 22 + ... + 9952.

It is an arithmetic number, because the mean of its divisors is an integer number (12385204).

Almost surely, 2^49525897 is an apocalyptic number.

It is an amenable number.

49525897 is a deficient number, since it is larger than the sum of its proper divisors (14919).

49525897 is an equidigital number, since it uses as much as digits as its factorization.

49525897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14918.

The product of its digits is 907200, while the sum is 49.

The square root of 49525897 is about 7037.4638187347. The cubic root of 49525897 is about 367.2350431042.

The spelling of 49525897 in words is "forty-nine million, five hundred twenty-five thousand, eight hundred ninety-seven".