83706453 has 48 divisors (see below), whose sum is σ = 138692736. Its totient is φ = 50181120.

The previous prime is 83706439. The next prime is 83706473. The reversal of 83706453 is 35460738.

It is a happy number.

83706453 is a `hidden beast` number, since 8 + 3 + 7 + 0 + 645 + 3 = 666.

It is not a de Polignac number, because 83706453 - 2⁴ = 83706437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83706433) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 94573 + ... + 95453.

It is an arithmetic number, because the mean of its divisors is an integer number (2889432).

Almost surely, 2^83706453 is an apocalyptic number.

It is an amenable number.

83706453 is a deficient number, since it is larger than the sum of its proper divisors (54986283).

83706453 is a wasteful number, since it uses less digits than its factorization.

83706453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936 (or 924 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 83706453 is about 9149.1230727322. The cubic root of 83706453 is about 437.4411619377.

The spelling of 83706453 in words is "eighty-three million, seven hundred six thousand, four hundred fifty-three".