1532630668 has 24 divisors (see below), whose sum is σ = 2946021120. Its totient is φ = 694417680.

The previous prime is 1532630663. The next prime is 1532630677. The reversal of 1532630668 is 8660362351.

It is a self number, because there is not a number n which added to its sum of digits gives 1532630668.

It is not an unprimeable number, because it can be changed into a prime (1532630663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436648 + ... + 440143.

It is an arithmetic number, because the mean of its divisors is an integer number (122750880).

Almost surely, 2^1532630668 is an apocalyptic number.

It is an amenable number.

1532630668 is a deficient number, since it is larger than the sum of its proper divisors (1413390452).

1532630668 is a wasteful number, since it uses less digits than its factorization.

1532630668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876837 (or 876835 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 1532630668 is about 39148.8271599546. The cubic root of 1532630668 is about 1152.9553897299.

The spelling of 1532630668 in words is "one billion, five hundred thirty-two million, six hundred thirty thousand, six hundred sixty-eight".