84606965 has 8 divisors (see below), whose sum is σ = 101610168. Its totient is φ = 67631040.

The previous prime is 84606959. The next prime is 84606971. The reversal of 84606965 is 56960648.

It is an interprime number because it is at equal distance from previous prime (84606959) and next prime (84606971).

It can be written as a sum of positive squares in 4 ways, for example, as 7043716 + 77563249 = 2654^2 + 8807^2 .

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

It is not a de Polignac number, because 84606965 - 2¹⁴ = 84590581 is a prime.

It is a super-2 number, since 2×84606965² = 14316677053022450, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 4.

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, 779 + ... + 13031.

It is an arithmetic number, because the mean of its divisors is an integer number (12701271).

Almost surely, 2^84606965 is an apocalyptic number.

It is an amenable number.

84606965 is a deficient number, since it is larger than the sum of its proper divisors (17003203).

84606965 is a wasteful number, since it uses less digits than its factorization.

84606965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13639.

The product of its (nonzero) digits is 311040, while the sum is 44.

The square root of 84606965 is about 9198.2044443467. The cubic root of 84606965 is about 439.0042306001.

The spelling of 84606965 in words is "eighty-four million, six hundred six thousand, nine hundred sixty-five".