73532043 has 28 divisors (see below), whose sum is σ = 118743520. Its totient is φ = 45244656.

The previous prime is 73531999. The next prime is 73532047. The reversal of 73532043 is 34023537.

It is not a de Polignac number, because 73532043 - 2⁹ = 73531531 is a prime.

It is a super-2 number, since 2×73532043² = 10813922695507698, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 73531998 and 73532016.

It is not an unprimeable number, because it can be changed into a prime (73532047) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 5598 + ... + 13356.

It is an arithmetic number, because the mean of its divisors is an integer number (4240840).

Almost surely, 2^73532043 is an apocalyptic number.

73532043 is a deficient number, since it is larger than the sum of its proper divisors (45211477).

73532043 is an equidigital number, since it uses as much as digits as its factorization.

73532043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7790 (or 7775 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 27.

The square root of 73532043 is about 8575.0826818171. The cubic root of 73532043 is about 418.9467999585.

The spelling of 73532043 in words is "seventy-three million, five hundred thirty-two thousand, forty-three".