83267628 has 12 divisors (see below), whose sum is σ = 194291160. Its totient is φ = 27755872.

The previous prime is 83267621. The next prime is 83267629. The reversal of 83267628 is 82676238.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 83267628.

It is not an unprimeable number, because it can be changed into a prime (83267621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3469473 + ... + 3469496.

It is an arithmetic number, because the mean of its divisors is an integer number (16190930).

Almost surely, 2^83267628 is an apocalyptic number.

It is an amenable number.

83267628 is an abundant number, since it is smaller than the sum of its proper divisors (111023532).

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

83267628 is a wasteful number, since it uses less digits than its factorization.

83267628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6938976 (or 6938974 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 83267628 is about 9125.1097527646. The cubic root of 83267628 is about 436.6754043924.

The spelling of 83267628 in words is "eighty-three million, two hundred sixty-seven thousand, six hundred twenty-eight".