84536045 has 12 divisors (see below), whose sum is σ = 111504540. Its totient is φ = 61480320.

The previous prime is 84536041. The next prime is 84536051. The reversal of 84536045 is 54063548.

It can be written as a sum of positive squares in 2 ways, for example, as 17197609 + 67338436 = 4147^2 + 8206^2 .

It is not a de Polignac number, because 84536045 - 2² = 84536041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84535996 and 84536014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84536041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69260 + ... + 70469.

It is an arithmetic number, because the mean of its divisors is an integer number (9292045).

Almost surely, 2^84536045 is an apocalyptic number.

It is an amenable number.

84536045 is a deficient number, since it is larger than the sum of its proper divisors (26968495).

84536045 is a wasteful number, since it uses less digits than its factorization.

84536045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139756 (or 139745 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 84536045 is about 9194.3485359214. The cubic root of 84536045 is about 438.8815343056.

The spelling of 84536045 in words is "eighty-four million, five hundred thirty-six thousand, forty-five".