84732645 has 8 divisors (see below), whose sum is σ = 135572256. Its totient is φ = 45190736.

The previous prime is 84732631. The next prime is 84732649. The reversal of 84732645 is 54623748.

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 84732645 - 2⁴ = 84732629 is a prime.

It is a super-2 number, since 2×84732645² = 14359242257392050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84732649) 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, 2824407 + ... + 2824436.

It is an arithmetic number, because the mean of its divisors is an integer number (16946532).

Almost surely, 2^84732645 is an apocalyptic number.

It is an amenable number.

84732645 is a deficient number, since it is larger than the sum of its proper divisors (50839611).

84732645 is a wasteful number, since it uses less digits than its factorization.

84732645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5648851.

The product of its digits is 161280, while the sum is 39.

The square root of 84732645 is about 9205.0336772877. The cubic root of 84732645 is about 439.2214970102.

The spelling of 84732645 in words is "eighty-four million, seven hundred thirty-two thousand, six hundred forty-five".