83427330 has 64 divisors (see below), whose sum is σ = 242300160. Its totient is φ = 17946624.

The previous prime is 83427319. The next prime is 83427361. The reversal of 83427330 is 3372438.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8115 + ... + 15254.

It is an arithmetic number, because the mean of its divisors is an integer number (3785940).

Almost surely, 2^83427330 is an apocalyptic number.

83427330 is an abundant number, since it is smaller than the sum of its proper divisors (158872830).

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

83427330 is a wasteful number, since it uses less digits than its factorization.

83427330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23403.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 83427330 is about 9133.8562502374. The cubic root of 83427330 is about 436.9543979630.

Adding to 83427330 its reverse (3372438), we get a palindrome (86799768).

The spelling of 83427330 in words is "eighty-three million, four hundred twenty-seven thousand, three hundred thirty".