1064520830 has 16 divisors (see below), whose sum is σ = 1916589600. Its totient is φ = 425707872.

The previous prime is 1064520829. The next prime is 1064520871. The reversal of 1064520830 is 380254601.

It is a super-2 number, since 2×1064520830² = 2266409195007777800, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1064520793 and 1064520802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44132 + ... + 63848.

It is an arithmetic number, because the mean of its divisors is an integer number (119786850).

Almost surely, 2^1064520830 is an apocalyptic number.

1064520830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1064520830 is a deficient number, since it is larger than the sum of its proper divisors (852068770).

1064520830 is a wasteful number, since it uses less digits than its factorization.

1064520830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25123.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1064520830 is about 32626.9954179051. The cubic root of 1064520830 is about 1021.0602936968.

The spelling of 1064520830 in words is "one billion, sixty-four million, five hundred twenty thousand, eight hundred thirty".