83356397 has 8 divisors (see below), whose sum is σ = 83952960. Its totient is φ = 82762560.

The previous prime is 83356387. The next prime is 83356409. The reversal of 83356397 is 79365338.

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

It is a cyclic number.

It is not a de Polignac number, because 83356397 - 2¹⁶ = 83290861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83356327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134354 + ... + 134972.

It is an arithmetic number, because the mean of its divisors is an integer number (10494120).

Almost surely, 2^83356397 is an apocalyptic number.

It is an amenable number.

83356397 is a deficient number, since it is larger than the sum of its proper divisors (596563).

83356397 is a wasteful number, since it uses less digits than its factorization.

83356397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363.

The product of its digits is 408240, while the sum is 44.

The square root of 83356397 is about 9129.9724534086. The cubic root of 83356397 is about 436.8305245885.

The spelling of 83356397 in words is "eighty-three million, three hundred fifty-six thousand, three hundred ninety-seven".