1064663632 has 20 divisors (see below), whose sum is σ = 2171354080. Its totient is φ = 504314208.

The previous prime is 1064663603. The next prime is 1064663647. The reversal of 1064663632 is 2363664601.

It is a super-2 number, since 2×1064663632² = 2267017298606862848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1064663591 and 1064663600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1750788 + ... + 1751395.

It is an arithmetic number, because the mean of its divisors is an integer number (108567704).

Almost surely, 2^1064663632 is an apocalyptic number.

It is an amenable number.

1064663632 is an abundant number, since it is smaller than the sum of its proper divisors (1106690448).

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

1064663632 is a wasteful number, since it uses less digits than its factorization.

1064663632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3502210 (or 3502204 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 37.

The square root of 1064663632 is about 32629.1837470691. The cubic root of 1064663632 is about 1021.1059489589.

The spelling of 1064663632 in words is "one billion, sixty-four million, six hundred sixty-three thousand, six hundred thirty-two".