48217639 has 2 divisors, whose sum is σ = 48217640. Its totient is φ = 48217638.

The previous prime is 48217621. The next prime is 48217643. The reversal of 48217639 is 93671284.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48217639 - 2⁵ = 48217607 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48217139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24108819 + 24108820.

It is an arithmetic number, because the mean of its divisors is an integer number (24108820).

Almost surely, 2^48217639 is an apocalyptic number.

48217639 is a deficient number, since it is larger than the sum of its proper divisors (1).

48217639 is an equidigital number, since it uses as much as digits as its factorization.

48217639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 40.

The square root of 48217639 is about 6943.8922082648. The cubic root of 48217639 is about 363.9725631415.

The spelling of 48217639 in words is "forty-eight million, two hundred seventeen thousand, six hundred thirty-nine".