632543284 has 6 divisors (see below), whose sum is σ = 1106950754. Its totient is φ = 316271640.

The previous prime is 632543243. The next prime is 632543333. The reversal of 632543284 is 482345236.

632543284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 603684900 + 28858384 = 24570^2 + 5372^2 .

It is a super-2 number, since 2×632543284² = 800222012267009312, which contains 22 as substring.

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, 79067907 + ... + 79067914.

Almost surely, 2^632543284 is an apocalyptic number.

It is an amenable number.

632543284 is a deficient number, since it is larger than the sum of its proper divisors (474407470).

632543284 is a wasteful number, since it uses less digits than its factorization.

632543284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158135825 (or 158135823 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

The square root of 632543284 is about 25150.4131974010. The cubic root of 632543284 is about 858.4139163438.

The spelling of 632543284 in words is "six hundred thirty-two million, five hundred forty-three thousand, two hundred eighty-four".