73150445 has 16 divisors (see below), whose sum is σ = 89760000. Its totient is φ = 57215808.

The previous prime is 73150433. The next prime is 73150447. The reversal of 73150445 is 54405137.

It is a cyclic number.

It is not a de Polignac number, because 73150445 - 2¹⁶ = 73084909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73150447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42206 + ... + 43904.

It is an arithmetic number, because the mean of its divisors is an integer number (5610000).

Almost surely, 2^73150445 is an apocalyptic number.

It is an amenable number.

73150445 is a deficient number, since it is larger than the sum of its proper divisors (16609555).

73150445 is a wasteful number, since it uses less digits than its factorization.

73150445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 73150445 is about 8552.8033415951. The cubic root of 73150445 is about 418.2208279686.

The spelling of 73150445 in words is "seventy-three million, one hundred fifty thousand, four hundred forty-five".