84305340 has 96 divisors (see below), whose sum is σ = 299765760. Its totient is φ = 19268928.

The previous prime is 84305321. The next prime is 84305359. The reversal of 84305340 is 4350348.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (84305321) and next prime (84305359).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 7372 + ... + 14931.

It is an arithmetic number, because the mean of its divisors is an integer number (3122560).

Almost surely, 2^84305340 is an apocalyptic number.

It is an amenable number.

84305340 is an abundant number, since it is smaller than the sum of its proper divisors (215460420).

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

84305340 is a wasteful number, since it uses less digits than its factorization.

84305340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22328 (or 22320 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 84305340 is about 9181.7939423622. The cubic root of 84305340 is about 438.4819240469.

Adding to 84305340 its reverse (4350348), we get a palindrome (88655688).

The spelling of 84305340 in words is "eighty-four million, three hundred five thousand, three hundred forty".