84563723 has 2 divisors, whose sum is σ = 84563724. Its totient is φ = 84563722.

The previous prime is 84563693. The next prime is 84563741. The reversal of 84563723 is 32736548.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84563723 - 2⁶ = 84563659 is a prime.

It is not a weakly prime, because it can be changed into another prime (84563783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42281861 + 42281862.

It is an arithmetic number, because the mean of its divisors is an integer number (42281862).

Almost surely, 2^84563723 is an apocalyptic number.

84563723 is a deficient number, since it is larger than the sum of its proper divisors (1).

84563723 is an equidigital number, since it uses as much as digits as its factorization.

84563723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 38.

The square root of 84563723 is about 9195.8535764767. The cubic root of 84563723 is about 438.9294272394.

The spelling of 84563723 in words is "eighty-four million, five hundred sixty-three thousand, seven hundred twenty-three".