996529393 has 2 divisors, whose sum is σ = 996529394. Its totient is φ = 996529392.

The previous prime is 996529363. The next prime is 996529439. The reversal of 996529393 is 393925699.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 550981729 + 445547664 = 23473^2 + 21108^2 .

It is an emirp because it is prime and its reverse (393925699) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-996529393 is a prime.

It is a super-2 number, since 2×996529393² = 1986141662225896898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (996529363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498264696 + 498264697.

It is an arithmetic number, because the mean of its divisors is an integer number (498264697).

Almost surely, 2^996529393 is an apocalyptic number.

It is an amenable number.

996529393 is a deficient number, since it is larger than the sum of its proper divisors (1).

996529393 is an equidigital number, since it uses as much as digits as its factorization.

996529393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3542940, while the sum is 55.

The square root of 996529393 is about 31567.8537914759. The cubic root of 996529393 is about 998.8417900676.

The spelling of 996529393 in words is "nine hundred ninety-six million, five hundred twenty-nine thousand, three hundred ninety-three".