84640303 has 8 divisors (see below), whose sum is σ = 92401920. Its totient is φ = 76889880.

The previous prime is 84640289. The next prime is 84640321. The reversal of 84640303 is 30304648.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84640303 - 2⁹ = 84639791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84640393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25578 + ... + 28696.

It is an arithmetic number, because the mean of its divisors is an integer number (11550240).

Almost surely, 2^84640303 is an apocalyptic number.

84640303 is a deficient number, since it is larger than the sum of its proper divisors (7761617).

84640303 is a wasteful number, since it uses less digits than its factorization.

84640303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5597.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 84640303 is about 9200.0164673766. The cubic root of 84640303 is about 439.0618838566.

The spelling of 84640303 in words is "eighty-four million, six hundred forty thousand, three hundred three".