89693630 has 16 divisors (see below), whose sum is σ = 173867904. Its totient is φ = 33117600.

The previous prime is 89693599. The next prime is 89693647. The reversal of 89693630 is 3639698.

It is a Curzon number.

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, 344846 + ... + 345105.

It is an arithmetic number, because the mean of its divisors is an integer number (10866744).

Almost surely, 2^89693630 is an apocalyptic number.

89693630 is a deficient number, since it is larger than the sum of its proper divisors (84174274).

89693630 is a wasteful number, since it uses less digits than its factorization.

89693630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689971.

The product of its (nonzero) digits is 209952, while the sum is 44.

The square root of 89693630 is about 9470.6720986422. The cubic root of 89693630 is about 447.6313899013.

The spelling of 89693630 in words is "eighty-nine million, six hundred ninety-three thousand, six hundred thirty".