1064810220 has 48 divisors (see below), whose sum is σ = 2984179968. Its totient is φ = 283691200.

The previous prime is 1064810191. The next prime is 1064810281. The reversal of 1064810220 is 220184601.

It is a super-2 number, since 2×1064810220² = 2267641609232896800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63745 + ... + 78695.

It is an arithmetic number, because the mean of its divisors is an integer number (62170416).

Almost surely, 2^1064810220 is an apocalyptic number.

1064810220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1064810220 is an abundant number, since it is smaller than the sum of its proper divisors (1919369748).

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

1064810220 is a wasteful number, since it uses less digits than its factorization.

1064810220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16150 (or 16148 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 1064810220 is about 32631.4299410859. The cubic root of 1064810220 is about 1021.1528103980.

Adding to 1064810220 its reverse (220184601), we get a palindrome (1284994821).

The spelling of 1064810220 in words is "one billion, sixty-four million, eight hundred ten thousand, two hundred twenty".