996403741 has 4 divisors (see below), whose sum is σ = 1013292000. Its totient is φ = 979515484.

The previous prime is 996403693. The next prime is 996403753. The reversal of 996403741 is 147304699.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 147304699 = 2281 ⋅64579.

It is a cyclic number.

It is not a de Polignac number, because 996403741 - 2⁷ = 996403613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996403241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8444041 + ... + 8444158.

It is an arithmetic number, because the mean of its divisors is an integer number (253323000).

Almost surely, 2^996403741 is an apocalyptic number.

It is an amenable number.

996403741 is a deficient number, since it is larger than the sum of its proper divisors (16888259).

996403741 is a wasteful number, since it uses less digits than its factorization.

996403741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16888258.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 996403741 is about 31565.8635395897. The cubic root of 996403741 is about 998.7998071133.

The spelling of 996403741 in words is "nine hundred ninety-six million, four hundred three thousand, seven hundred forty-one".