83664130 has 32 divisors (see below), whose sum is σ = 169957440. Its totient is φ = 29373120.

The previous prime is 83664121. The next prime is 83664131. The reversal of 83664130 is 3146638.

It is a junction number, because it is equal to n+sod(n) for n = 83664092 and 83664101.

It is not an unprimeable number, because it can be changed into a prime (83664131) 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 15 ways as a sum of consecutive naturals, for example, 9924 + ... + 16303.

It is an arithmetic number, because the mean of its divisors is an integer number (5311170).

Almost surely, 2^83664130 is an apocalyptic number.

83664130 is an abundant number, since it is smaller than the sum of its proper divisors (86293310).

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

83664130 is a wasteful number, since it uses less digits than its factorization.

83664130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26274.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 83664130 is about 9146.8098263821. The cubic root of 83664130 is about 437.3674243194.

The spelling of 83664130 in words is "eighty-three million, six hundred sixty-four thousand, one hundred thirty".