984397573 has 2 divisors, whose sum is σ = 984397574. Its totient is φ = 984397572.

The previous prime is 984397541. The next prime is 984397607. The reversal of 984397573 is 375793489.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 822140929 + 162256644 = 28673^2 + 12738^2 .

It is a cyclic number.

It is not a de Polignac number, because 984397573 - 2⁵ = 984397541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (984397873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492198786 + 492198787.

It is an arithmetic number, because the mean of its divisors is an integer number (492198787).

Almost surely, 2^984397573 is an apocalyptic number.

It is an amenable number.

984397573 is a deficient number, since it is larger than the sum of its proper divisors (1).

984397573 is an equidigital number, since it uses as much as digits as its factorization.

984397573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5715360, while the sum is 55.

The square root of 984397573 is about 31375.1107249042. The cubic root of 984397573 is about 994.7719056627.

It can be divided in two parts, 9843 and 97573, that added together give a triangular number (107416 = T₄₆₃).

The spelling of 984397573 in words is "nine hundred eighty-four million, three hundred ninety-seven thousand, five hundred seventy-three".