1064406634 has 4 divisors (see below), whose sum is σ = 1596609954. Its totient is φ = 532203316.

The previous prime is 1064406631. The next prime is 1064406641. The reversal of 1064406634 is 4366044601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 980629225 + 83777409 = 31315^2 + 9153^2 .

It is a super-2 number, since 2×1064406634² = 2265922965006419912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1064406634.

It is not an unprimeable number, because it can be changed into a prime (1064406631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266101657 + ... + 266101660.

Almost surely, 2^1064406634 is an apocalyptic number.

1064406634 is a deficient number, since it is larger than the sum of its proper divisors (532203320).

1064406634 is an equidigital number, since it uses as much as digits as its factorization.

1064406634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532203319.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 1064406634 is about 32625.2453477365. The cubic root of 1064406634 is about 1021.0237811277.

The spelling of 1064406634 in words is "one billion, sixty-four million, four hundred six thousand, six hundred thirty-four".