64842803 has 4 divisors (see below), whose sum is σ = 64862688. Its totient is φ = 64822920.

The previous prime is 64842787. The next prime is 64842857. The reversal of 64842803 is 30824846.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 64842803 - 2⁴ = 64842787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64842893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3776 + ... + 11997.

It is an arithmetic number, because the mean of its divisors is an integer number (16215672).

Almost surely, 2^64842803 is an apocalyptic number.

64842803 is a deficient number, since it is larger than the sum of its proper divisors (19885).

64842803 is a wasteful number, since it uses less digits than its factorization.

64842803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19884.

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 64842803 is about 8052.5029028247. The cubic root of 64842803 is about 401.7481880490.

The spelling of 64842803 in words is "sixty-four million, eight hundred forty-two thousand, eight hundred three".