73411445 has 8 divisors (see below), whose sum is σ = 88422840. Its totient is φ = 58509760.

The previous prime is 73411439. The next prime is 73411447. The reversal of 73411445 is 54411437.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5414929 + 67996516 = 2327^2 + 8246^2 .

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

It is not a de Polignac number, because 73411445 - 2⁶ = 73411381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73411447) 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, 25946 + ... + 28635.

It is an arithmetic number, because the mean of its divisors is an integer number (11052855).

Almost surely, 2^73411445 is an apocalyptic number.

It is an amenable number.

73411445 is a deficient number, since it is larger than the sum of its proper divisors (15011395).

73411445 is a wasteful number, since it uses less digits than its factorization.

73411445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54855.

The product of its digits is 6720, while the sum is 29.

The square root of 73411445 is about 8568.0479106970. The cubic root of 73411445 is about 418.7176400330.

The spelling of 73411445 in words is "seventy-three million, four hundred eleven thousand, four hundred forty-five".