73870737 has 16 divisors (see below), whose sum is σ = 102016512. Its totient is φ = 47496960.

The previous prime is 73870723. The next prime is 73870739. The reversal of 73870737 is 73707837.

It is not a de Polignac number, because 73870737 - 2¹⁴ = 73854353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73870739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30163 + ... + 32519.

It is an arithmetic number, because the mean of its divisors is an integer number (6376032).

Almost surely, 2^73870737 is an apocalyptic number.

It is an amenable number.

73870737 is a deficient number, since it is larger than the sum of its proper divisors (28145775).

73870737 is a wasteful number, since it uses less digits than its factorization.

73870737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2728.

The product of its (nonzero) digits is 172872, while the sum is 42.

The square root of 73870737 is about 8594.8087238751. The cubic root of 73870737 is about 419.5890481459.

The spelling of 73870737 in words is "seventy-three million, eight hundred seventy thousand, seven hundred thirty-seven".