83412770 has 16 divisors (see below), whose sum is σ = 171592128. Its totient is φ = 28598640.

The previous prime is 83412767. The next prime is 83412773. The reversal of 83412770 is 7721438.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (83412767) and next prime (83412773).

It is not an unprimeable number, because it can be changed into a prime (83412773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 595736 + ... + 595875.

It is an arithmetic number, because the mean of its divisors is an integer number (10724508).

Almost surely, 2^83412770 is an apocalyptic number.

83412770 is an abundant number, since it is smaller than the sum of its proper divisors (88179358).

83412770 is a wasteful number, since it uses less digits than its factorization.

83412770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191625.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 83412770 is about 9133.0591808003. The cubic root of 83412770 is about 436.9289769322.

It can be divided in two parts, 8341 and 2770, that added together give a palindrome (11111).

The spelling of 83412770 in words is "eighty-three million, four hundred twelve thousand, seven hundred seventy".