84345165 has 32 divisors (see below), whose sum is σ = 150906240. Its totient is φ = 44696448.

The previous prime is 84345133. The next prime is 84345193. The reversal of 84345165 is 56154348.

It is a happy number.

It is not a de Polignac number, because 84345165 - 2⁵ = 84345133 is a prime.

It is a super-2 number, since 2×84345165² = 14228213717754450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20089 + ... + 23921.

It is an arithmetic number, because the mean of its divisors is an integer number (4715820).

Almost surely, 2^84345165 is an apocalyptic number.

It is an amenable number.

84345165 is a deficient number, since it is larger than the sum of its proper divisors (66561075).

84345165 is a wasteful number, since it uses less digits than its factorization.

84345165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4010 (or 4004 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 84345165 is about 9183.9623801494. The cubic root of 84345165 is about 438.5509580038.

The spelling of 84345165 in words is "eighty-four million, three hundred forty-five thousand, one hundred sixty-five".