83564454 has 8 divisors (see below), whose sum is σ = 167128920. Its totient is φ = 27854816.

The previous prime is 83564443. The next prime is 83564491. The reversal of 83564454 is 45446538.

It is a sphenic number, since it is the product of 3 distinct primes.

83564454 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6963699 + ... + 6963710.

It is an arithmetic number, because the mean of its divisors is an integer number (20891115).

Almost surely, 2^83564454 is an apocalyptic number.

83564454 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83564454 is a wasteful number, since it uses less digits than its factorization.

83564454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13927414.

The product of its digits is 230400, while the sum is 39.

The square root of 83564454 is about 9141.3595268975. The cubic root of 83564454 is about 437.1936646304.

The spelling of 83564454 in words is "eighty-three million, five hundred sixty-four thousand, four hundred fifty-four".