996402677 has 8 divisors (see below), whose sum is σ = 1034438040. Its totient is φ = 958612480.

The previous prime is 996402613. The next prime is 996402683. The reversal of 996402677 is 776204699.

It can be written as a sum of positive squares in 4 ways, for example, as 405377956 + 591024721 = 20134^2 + 24311^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 996402677 - 2⁶ = 996402613 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 (996402607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52988 + ... + 69285.

It is an arithmetic number, because the mean of its divisors is an integer number (129304755).

Almost surely, 2^996402677 is an apocalyptic number.

It is an amenable number.

996402677 is a deficient number, since it is larger than the sum of its proper divisors (38035363).

996402677 is a wasteful number, since it uses less digits than its factorization.

996402677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122583.

The product of its (nonzero) digits is 1143072, while the sum is 50.

The square root of 996402677 is about 31565.8466859357. The cubic root of 996402677 is about 998.7994515936.

The spelling of 996402677 in words is "nine hundred ninety-six million, four hundred two thousand, six hundred seventy-seven".