83402946 has 48 divisors (see below), whose sum is σ = 204448608. Its totient is φ = 25272000.

The previous prime is 83402923. The next prime is 83402959. The reversal of 83402946 is 64920438.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 83402946.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2455 + ... + 13146.

It is an arithmetic number, because the mean of its divisors is an integer number (4259346).

Almost surely, 2^83402946 is an apocalyptic number.

83402946 is an abundant number, since it is smaller than the sum of its proper divisors (121045662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83402946 is a wasteful number, since it uses less digits than its factorization.

83402946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15629 (or 15617 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 83402946 is about 9132.5213386009. The cubic root of 83402946 is about 436.9118230488.

It can be divided in two parts, 83402 and 946, that added together give a palindrome (84348).

The spelling of 83402946 in words is "eighty-three million, four hundred two thousand, nine hundred forty-six".