996649022 has 4 divisors (see below), whose sum is σ = 1494973536. Its totient is φ = 498324510.

The previous prime is 996649013. The next prime is 996649037. The reversal of 996649022 is 220946699.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249162254 + ... + 249162257.

It is an arithmetic number, because the mean of its divisors is an integer number (373743384).

Almost surely, 2^996649022 is an apocalyptic number.

996649022 is a deficient number, since it is larger than the sum of its proper divisors (498324514).

996649022 is a wasteful number, since it uses less digits than its factorization.

996649022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498324513.

The product of its (nonzero) digits is 419904, while the sum is 47.

The square root of 996649022 is about 31569.7485260811. The cubic root of 996649022 is about 998.8817573328.

The spelling of 996649022 in words is "nine hundred ninety-six million, six hundred forty-nine thousand, twenty-two".