83397242 has 8 divisors (see below), whose sum is σ = 125289396. Its totient is φ = 41634112.

The previous prime is 83397227. The next prime is 83397247. The reversal of 83397242 is 24279338.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 83156161 + 241081 = 9119^2 + 491^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 83397196 and 83397205.

It is not an unprimeable number, because it can be changed into a prime (83397247) 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, 30623 + ... + 33234.

Almost surely, 2^83397242 is an apocalyptic number.

83397242 is a deficient number, since it is larger than the sum of its proper divisors (41892154).

83397242 is a wasteful number, since it uses less digits than its factorization.

83397242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64512.

The product of its digits is 72576, while the sum is 38.

The square root of 83397242 is about 9132.2090427235. The cubic root of 83397242 is about 436.9018625619.

The spelling of 83397242 in words is "eighty-three million, three hundred ninety-seven thousand, two hundred forty-two".