73052663 has 4 divisors (see below), whose sum is σ = 76897560. Its totient is φ = 69207768.

The previous prime is 73052659. The next prime is 73052671. The reversal of 73052663 is 36625037.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36625037 = 233 ⋅157189.

It is a cyclic number.

It is not a de Polignac number, because 73052663 - 2² = 73052659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73052963) 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, 1922420 + ... + 1922457.

It is an arithmetic number, because the mean of its divisors is an integer number (19224390).

Almost surely, 2^73052663 is an apocalyptic number.

73052663 is a deficient number, since it is larger than the sum of its proper divisors (3844897).

73052663 is a wasteful number, since it uses less digits than its factorization.

73052663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3844896.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 73052663 is about 8547.0850586618. The cubic root of 73052663 is about 418.0343961836.

The spelling of 73052663 in words is "seventy-three million, fifty-two thousand, six hundred sixty-three".