73726863 has 8 divisors (see below), whose sum is σ = 112345728. Its totient is φ = 42129624.

The previous prime is 73726847. The next prime is 73726889. The reversal of 73726863 is 36862737.

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

It is not a de Polignac number, because 73726863 - 2⁴ = 73726847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73726823) 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, 1755381 + ... + 1755422.

It is an arithmetic number, because the mean of its divisors is an integer number (14043216).

Almost surely, 2^73726863 is an apocalyptic number.

73726863 is a deficient number, since it is larger than the sum of its proper divisors (38618865).

73726863 is a wasteful number, since it uses less digits than its factorization.

73726863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3510813.

The product of its digits is 254016, while the sum is 42.

The square root of 73726863 is about 8586.4348247687. The cubic root of 73726863 is about 419.3164675480.

The spelling of 73726863 in words is "seventy-three million, seven hundred twenty-six thousand, eight hundred sixty-three".