633648822 has 16 divisors (see below), whose sum is σ = 1333997760. Its totient is φ = 200099592.

The previous prime is 633648797. The next prime is 633648823. The reversal of 633648822 is 228846336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (633648823) 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, 2779048 + ... + 2779275.

It is an arithmetic number, because the mean of its divisors is an integer number (83374860).

Almost surely, 2^633648822 is an apocalyptic number.

633648822 is an abundant number, since it is smaller than the sum of its proper divisors (700348938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

633648822 is a wasteful number, since it uses less digits than its factorization.

633648822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5558347.

The product of its digits is 331776, while the sum is 42.

The square root of 633648822 is about 25172.3821280387. The cubic root of 633648822 is about 858.9137276518.

The spelling of 633648822 in words is "six hundred thirty-three million, six hundred forty-eight thousand, eight hundred twenty-two".