73274865 has 16 divisors (see below), whose sum is σ = 117621888. Its totient is φ = 38952576.

The previous prime is 73274863. The next prime is 73274891. The reversal of 73274865 is 56847237.

It is not a de Polignac number, because 73274865 - 2¹ = 73274863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73274863) 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, 3109 + ... + 12498.

It is an arithmetic number, because the mean of its divisors is an integer number (7351368).

Almost surely, 2^73274865 is an apocalyptic number.

It is an amenable number.

73274865 is a deficient number, since it is larger than the sum of its proper divisors (44347023).

73274865 is a wasteful number, since it uses less digits than its factorization.

73274865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15928.

The product of its digits is 282240, while the sum is 42.

The square root of 73274865 is about 8560.0738898680. The cubic root of 73274865 is about 418.4578078963.

The spelling of 73274865 in words is "seventy-three million, two hundred seventy-four thousand, eight hundred sixty-five".