632749802 has 16 divisors (see below), whose sum is σ = 998556552. Its totient is φ = 300314880.

The previous prime is 632749801. The next prime is 632749829. The reversal of 632749802 is 208947236.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 487040761 + 145709041 = 22069^2 + 12071^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a self number, because there is not a number n which added to its sum of digits gives 632749802.

It is not an unprimeable number, because it can be changed into a prime (632749801) 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, 101243 + ... + 107310.

Almost surely, 2^632749802 is an apocalyptic number.

632749802 is a deficient number, since it is larger than the sum of its proper divisors (365806750).

632749802 is a wasteful number, since it uses less digits than its factorization.

632749802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208633.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 632749802 is about 25154.5185205362. The cubic root of 632749802 is about 858.5073268872.

The spelling of 632749802 in words is "six hundred thirty-two million, seven hundred forty-nine thousand, eight hundred two".