984099769 has 2 divisors, whose sum is σ = 984099770. Its totient is φ = 984099768.

The previous prime is 984099749. The next prime is 984099773. The reversal of 984099769 is 967990489.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 958212025 + 25887744 = 30955^2 + 5088^2 .

It is a cyclic number.

It is not a de Polignac number, because 984099769 - 2¹⁵ = 984067001 is a prime.

It is a super-2 number, since 2×984099769² = 1936904710691706722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (984099719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492049884 + 492049885.

It is an arithmetic number, because the mean of its divisors is an integer number (492049885).

Almost surely, 2^984099769 is an apocalyptic number.

It is an amenable number.

984099769 is a deficient number, since it is larger than the sum of its proper divisors (1).

984099769 is an equidigital number, since it uses as much as digits as its factorization.

984099769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8817984, while the sum is 61.

The square root of 984099769 is about 31370.3645021858. The cubic root of 984099769 is about 994.6715813833.

The spelling of 984099769 in words is "nine hundred eighty-four million, ninety-nine thousand, seven hundred sixty-nine".