48957691 has 4 divisors (see below), whose sum is σ = 49999392. Its totient is φ = 47915992.

The previous prime is 48957683. The next prime is 48957703. The reversal of 48957691 is 19675984.

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

It is a cyclic number.

It is not a de Polignac number, because 48957691 - 2³ = 48957683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48957631) 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, 520780 + ... + 520873.

It is an arithmetic number, because the mean of its divisors is an integer number (12499848).

Almost surely, 2^48957691 is an apocalyptic number.

48957691 is a deficient number, since it is larger than the sum of its proper divisors (1041701).

48957691 is a wasteful number, since it uses less digits than its factorization.

48957691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041700.

The product of its digits is 544320, while the sum is 49.

The square root of 48957691 is about 6996.9772759385. The cubic root of 48957691 is about 365.8252198820.

The spelling of 48957691 in words is "forty-eight million, nine hundred fifty-seven thousand, six hundred ninety-one".