65473803 has 12 divisors (see below), whose sum is σ = 95713800. Its totient is φ = 43122816.

The previous prime is 65473799. The next prime is 65473813. The reversal of 65473803 is 30837456.

It is a happy number.

It is not a de Polignac number, because 65473803 - 2² = 65473799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65473813) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43078 + ... + 44571.

It is an arithmetic number, because the mean of its divisors is an integer number (7976150).

Almost surely, 2^65473803 is an apocalyptic number.

65473803 is a deficient number, since it is larger than the sum of its proper divisors (30239997).

65473803 is a wasteful number, since it uses less digits than its factorization.

65473803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87738 (or 87735 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 65473803 is about 8091.5884101949. The cubic root of 65473803 is about 403.0471511472.

The spelling of 65473803 in words is "sixty-five million, four hundred seventy-three thousand, eight hundred three".