84789601 has 8 divisors (see below), whose sum is σ = 92217384. Its totient is φ = 77491200.

The previous prime is 84789589. The next prime is 84789611. The reversal of 84789601 is 10698748.

It can be written as a sum of positive squares in 4 ways, for example, as 27029601 + 57760000 = 5199^2 + 7600^2 .

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 84789601 - 2¹¹ = 84787553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84789611) 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, 30976 + ... + 33601.

It is an arithmetic number, because the mean of its divisors is an integer number (11527173).

Almost surely, 2^84789601 is an apocalyptic number.

It is an amenable number.

84789601 is a deficient number, since it is larger than the sum of its proper divisors (7427783).

84789601 is a wasteful number, since it uses less digits than its factorization.

84789601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64691.

The product of its (nonzero) digits is 96768, while the sum is 43.

The square root of 84789601 is about 9208.1268996469. The cubic root of 84789601 is about 439.3198876461.

The spelling of 84789601 in words is "eighty-four million, seven hundred eighty-nine thousand, six hundred one".