84923743 has 2 divisors, whose sum is σ = 84923744. Its totient is φ = 84923742.

The previous prime is 84923737. The next prime is 84923767. The reversal of 84923743 is 34732948.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84923743 - 2²¹ = 82826591 is a prime.

It is a zygodrome in base 4.

It is a junction number, because it is equal to n+sod(n) for n = 84923696 and 84923705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84927743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42461871 + 42461872.

It is an arithmetic number, because the mean of its divisors is an integer number (42461872).

Almost surely, 2^84923743 is an apocalyptic number.

84923743 is a deficient number, since it is larger than the sum of its proper divisors (1).

84923743 is an equidigital number, since it uses as much as digits as its factorization.

84923743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 40.

The square root of 84923743 is about 9215.4079128382. The cubic root of 84923743 is about 439.5514419776.

The spelling of 84923743 in words is "eighty-four million, nine hundred twenty-three thousand, seven hundred forty-three".