73443954 has 8 divisors (see below), whose sum is σ = 146887920. Its totient is φ = 24481316.

The previous prime is 73443947. The next prime is 73443959. The reversal of 73443954 is 45934437.

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

73443954 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (73443959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6120324 + ... + 6120335.

It is an arithmetic number, because the mean of its divisors is an integer number (18360990).

Almost surely, 2^73443954 is an apocalyptic number.

73443954 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73443954 is a wasteful number, since it uses less digits than its factorization.

73443954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12240664.

The product of its digits is 181440, while the sum is 39.

The square root of 73443954 is about 8569.9448072902. The cubic root of 73443954 is about 418.7794382215.

The spelling of 73443954 in words is "seventy-three million, four hundred forty-three thousand, nine hundred fifty-four".