89164664 has 8 divisors (see below), whose sum is σ = 167183760. Its totient is φ = 44582328.

The previous prime is 89164661. The next prime is 89164667. The reversal of 89164664 is 46646198.

It is an interprime number because it is at equal distance from previous prime (89164661) and next prime (89164667).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89164661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5572784 + ... + 5572799.

It is an arithmetic number, because the mean of its divisors is an integer number (20897970).

Almost surely, 2^89164664 is an apocalyptic number.

It is an amenable number.

89164664 is a deficient number, since it is larger than the sum of its proper divisors (78019096).

89164664 is a wasteful number, since it uses less digits than its factorization.

89164664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11145589 (or 11145585 counting only the distinct ones).

The product of its digits is 248832, while the sum is 44.

The square root of 89164664 is about 9442.7042736708. The cubic root of 89164664 is about 446.7496892778.

The spelling of 89164664 in words is "eighty-nine million, one hundred sixty-four thousand, six hundred sixty-four".