73554813 has 12 divisors (see below), whose sum is σ = 106624960. Its totient is φ = 48861576.

The previous prime is 73554799. The next prime is 73554823. The reversal of 73554813 is 31845537.

It is not a de Polignac number, because 73554813 - 2⁵ = 73554781 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 (73554823) 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, 11893 + ... + 16986.

Almost surely, 2^73554813 is an apocalyptic number.

It is an amenable number.

73554813 is a deficient number, since it is larger than the sum of its proper divisors (33070147).

73554813 is a wasteful number, since it uses less digits than its factorization.

73554813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29168 (or 29165 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 73554813 is about 8576.4102630413. The cubic root of 73554813 is about 418.9900393126.

The spelling of 73554813 in words is "seventy-three million, five hundred fifty-four thousand, eight hundred thirteen".