84973653 has 12 divisors (see below), whose sum is σ = 122930860. Its totient is φ = 56560896.

The previous prime is 84973639. The next prime is 84973673. The reversal of 84973653 is 35637948.

It can be written as a sum of positive squares in 2 ways, for example, as 11819844 + 73153809 = 3438^2 + 8553^2 .

It is not a de Polignac number, because 84973653 - 2¹² = 84969557 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84973599 and 84973608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84973613) 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, 958 + ... + 13071.

Almost surely, 2^84973653 is an apocalyptic number.

It is an amenable number.

84973653 is a deficient number, since it is larger than the sum of its proper divisors (37957207).

84973653 is a wasteful number, since it uses less digits than its factorization.

84973653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14708 (or 14705 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 84973653 is about 9218.1154798581. The cubic root of 84973653 is about 439.6375337874.

The spelling of 84973653 in words is "eighty-four million, nine hundred seventy-three thousand, six hundred fifty-three".