83970353 has 12 divisors (see below), whose sum is σ = 87459120. Its totient is φ = 80607312.

The previous prime is 83970347. The next prime is 83970373. The reversal of 83970353 is 35307938.

It is not a de Polignac number, because 83970353 - 2⁸ = 83970097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83970373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113258 + ... + 113996.

It is an arithmetic number, because the mean of its divisors is an integer number (7288260).

Almost surely, 2^83970353 is an apocalyptic number.

83970353 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

It is an amenable number.

83970353 is a deficient number, since it is larger than the sum of its proper divisors (3488767).

83970353 is an equidigital number, since it uses as much as digits as its factorization.

83970353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896 (or 859 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 83970353 is about 9163.5338707291. The cubic root of 83970353 is about 437.9003842736.

The spelling of 83970353 in words is "eighty-three million, nine hundred seventy thousand, three hundred fifty-three".