83666352 has 80 divisors (see below), whose sum is σ = 269482752. Its totient is φ = 21730560.

The previous prime is 83666351. The next prime is 83666357. The reversal of 83666352 is 25366638.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 83666352.

It is not an unprimeable number, because it can be changed into a prime (83666351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7623 + ... + 15014.

Almost surely, 2^83666352 is an apocalyptic number.

It is an amenable number.

83666352 is an abundant number, since it is smaller than the sum of its proper divisors (185816400).

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

83666352 is a wasteful number, since it uses less digits than its factorization.

83666352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22666 (or 22660 counting only the distinct ones).

The product of its digits is 155520, while the sum is 39.

The square root of 83666352 is about 9146.9312886891. The cubic root of 83666352 is about 437.3712962369.

It can be divided in two parts, 83 and 666352, that added together give a triangular number (666435 = T₁₁₅₄).

The spelling of 83666352 in words is "eighty-three million, six hundred sixty-six thousand, three hundred fifty-two".