83442250 has 16 divisors (see below), whose sum is σ = 156204360. Its totient is φ = 33376800.

The previous prime is 83442241. The next prime is 83442283. The reversal of 83442250 is 5224438.

It can be written as a sum of positive squares in 4 ways, for example, as 2927521 + 80514729 = 1711^2 + 8973^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166635 + ... + 167134.

Almost surely, 2^83442250 is an apocalyptic number.

83442250 is a deficient number, since it is larger than the sum of its proper divisors (72762110).

83442250 is a wasteful number, since it uses less digits than its factorization.

83442250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333786 (or 333776 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 83442250 is about 9134.6729552842. The cubic root of 83442250 is about 436.9804444677.

Adding to 83442250 its reverse (5224438), we get a palindrome (88666688).

The spelling of 83442250 in words is "eighty-three million, four hundred forty-two thousand, two hundred fifty".