1065632634 has 48 divisors (see below), whose sum is σ = 2586860640. Its totient is φ = 314189280.

The previous prime is 1065632629. The next prime is 1065632639. The reversal of 1065632634 is 4362365601.

1065632634 is a `hidden beast` number, since 10 + 6 + 5 + 6 + 3 + 2 + 634 = 666.

It is an interprime number because it is at equal distance from previous prime (1065632629) and next prime (1065632639).

It is a super-2 number, since 2×1065632634² = 2271145821291555912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065632639) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65404 + ... + 80055.

It is an arithmetic number, because the mean of its divisors is an integer number (53892930).

Almost surely, 2^1065632634 is an apocalyptic number.

1065632634 is an abundant number, since it is smaller than the sum of its proper divisors (1521228006).

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

1065632634 is a wasteful number, since it uses less digits than its factorization.

1065632634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145515 (or 145512 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 1065632634 is about 32644.0290711793. The cubic root of 1065632634 is about 1021.4156410361.

It can be divided in two parts, 10656 and 32634, that multiplied together give a square (347747904 = 18648²).

The spelling of 1065632634 in words is "one billion, sixty-five million, six hundred thirty-two thousand, six hundred thirty-four".