73883649 has 32 divisors (see below), whose sum is σ = 119750400. Its totient is φ = 39555072.

The previous prime is 73883591. The next prime is 73883653. The reversal of 73883649 is 94638837.

It is not a de Polignac number, because 73883649 - 2¹⁷ = 73752577 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73883598 and 73883607.

It is not an unprimeable number, because it can be changed into a prime (73883669) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124297 + ... + 124889.

It is an arithmetic number, because the mean of its divisors is an integer number (3742200).

Almost surely, 2^73883649 is an apocalyptic number.

It is an amenable number.

73883649 is a deficient number, since it is larger than the sum of its proper divisors (45866751).

73883649 is a wasteful number, since it uses less digits than its factorization.

73883649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969.

The product of its digits is 870912, while the sum is 48.

The square root of 73883649 is about 8595.5598421511. The cubic root of 73883649 is about 419.6134936317.

The spelling of 73883649 in words is "seventy-three million, eight hundred eighty-three thousand, six hundred forty-nine".