73549045 has 4 divisors (see below), whose sum is σ = 88258860. Its totient is φ = 58839232.

The previous prime is 73549027. The next prime is 73549061. The reversal of 73549045 is 54094537.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 40475044 + 33074001 = 6362^2 + 5751^2 .

It is a cyclic number.

It is not a de Polignac number, because 73549045 - 2²⁵ = 39994613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73548995 and 73549013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7354900 + ... + 7354909.

It is an arithmetic number, because the mean of its divisors is an integer number (22064715).

Almost surely, 2^73549045 is an apocalyptic number.

It is an amenable number.

73549045 is a deficient number, since it is larger than the sum of its proper divisors (14709815).

73549045 is a wasteful number, since it uses less digits than its factorization.

73549045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14709814.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 73549045 is about 8576.0739852219. The cubic root of 73549045 is about 418.9790869465.

The spelling of 73549045 in words is "seventy-three million, five hundred forty-nine thousand, forty-five".