48973891 has 2 divisors, whose sum is σ = 48973892. Its totient is φ = 48973890.

The previous prime is 48973879. The next prime is 48973907. The reversal of 48973891 is 19837984.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48973891 - 2¹¹ = 48971843 is a prime.

It is not a weakly prime, because it can be changed into another prime (48973091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24486945 + 24486946.

It is an arithmetic number, because the mean of its divisors is an integer number (24486946).

Almost surely, 2^48973891 is an apocalyptic number.

48973891 is a deficient number, since it is larger than the sum of its proper divisors (1).

48973891 is an equidigital number, since it uses as much as digits as its factorization.

48973891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 49.

The square root of 48973891 is about 6998.1348229368. The cubic root of 48973891 is about 365.8655657050.

The spelling of 48973891 in words is "forty-eight million, nine hundred seventy-three thousand, eight hundred ninety-one".