83644348 has 6 divisors (see below), whose sum is σ = 146377616. Its totient is φ = 41822172.

The previous prime is 83644339. The next prime is 83644357. The reversal of 83644348 is 84344638.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (83644339) and next prime (83644357).

It is a self number, because there is not a number n which added to its sum of digits gives 83644348.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10455540 + ... + 10455547.

Almost surely, 2^83644348 is an apocalyptic number.

It is an amenable number.

83644348 is a deficient number, since it is larger than the sum of its proper divisors (62733268).

83644348 is a wasteful number, since it uses less digits than its factorization.

83644348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20911091 (or 20911089 counting only the distinct ones).

The product of its digits is 221184, while the sum is 40.

The square root of 83644348 is about 9145.7284018278. The cubic root of 83644348 is about 437.3329504281.

The spelling of 83644348 in words is "eighty-three million, six hundred forty-four thousand, three hundred forty-eight".