1064633460 has 192 divisors, whose sum is σ = 3473003520. Its totient is φ = 240952320.

The previous prime is 1064633377. The next prime is 1064633461. The reversal of 1064633460 is 643364601.

It is a super-2 number, since 2×1064633460² = 2266888808303143200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064633461) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 914839 + ... + 916001.

It is an arithmetic number, because the mean of its divisors is an integer number (18088560).

Almost surely, 2^1064633460 is an apocalyptic number.

1064633460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1064633460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1736501760).

1064633460 is an abundant number, since it is smaller than the sum of its proper divisors (2408370060).

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

1064633460 is a wasteful number, since it uses less digits than its factorization.

1064633460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278 (or 1276 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 1064633460 is about 32628.7213969533. The cubic root of 1064633460 is about 1021.0963030016.

The spelling of 1064633460 in words is "one billion, sixty-four million, six hundred thirty-three thousand, four hundred sixty".