48623639 has 2 divisors, whose sum is σ = 48623640. Its totient is φ = 48623638.

The previous prime is 48623599. The next prime is 48623647. The reversal of 48623639 is 93632684.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48623639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48623596 and 48623605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48623699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24311819 + 24311820.

It is an arithmetic number, because the mean of its divisors is an integer number (24311820).

Almost surely, 2^48623639 is an apocalyptic number.

48623639 is a deficient number, since it is larger than the sum of its proper divisors (1).

48623639 is an equidigital number, since it uses as much as digits as its factorization.

48623639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 41.

The square root of 48623639 is about 6973.0652513798. The cubic root of 48623639 is about 364.9912777049.

The spelling of 48623639 in words is "forty-eight million, six hundred twenty-three thousand, six hundred thirty-nine".