73400344 has 16 divisors (see below), whose sum is σ = 144869400. Its totient is φ = 34768512.

The previous prime is 73400333. The next prime is 73400357. The reversal of 73400344 is 44300437.

It is a super-2 number, since 2×73400344² = 10775220998636672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241297 + ... + 241600.

Almost surely, 2^73400344 is an apocalyptic number.

It is an amenable number.

73400344 is a deficient number, since it is larger than the sum of its proper divisors (71469056).

73400344 is a wasteful number, since it uses less digits than its factorization.

73400344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482922 (or 482918 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 73400344 is about 8567.4000723673. The cubic root of 73400344 is about 418.6965333384.

The spelling of 73400344 in words is "seventy-three million, four hundred thousand, three hundred forty-four".