89628737 has 8 divisors (see below), whose sum is σ = 97854240. Its totient is φ = 81416160.

The previous prime is 89628691. The next prime is 89628751. The reversal of 89628737 is 73782698.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 89628737 - 2⁶ = 89628673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89628797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16589 + ... + 21317.

It is an arithmetic number, because the mean of its divisors is an integer number (12231780).

Almost surely, 2^89628737 is an apocalyptic number.

It is an amenable number.

89628737 is a deficient number, since it is larger than the sum of its proper divisors (8225503).

89628737 is a wasteful number, since it uses less digits than its factorization.

89628737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6463.

The product of its digits is 1016064, while the sum is 50.

The square root of 89628737 is about 9467.2454811312. The cubic root of 89628737 is about 447.5234106538.

It can be divided in two parts, 89 and 628737, that added together give a palindrome (628826).

The spelling of 89628737 in words is "eighty-nine million, six hundred twenty-eight thousand, seven hundred thirty-seven".