73949785 has 16 divisors (see below), whose sum is σ = 109218816. Its totient is φ = 46807488.

The previous prime is 73949749. The next prime is 73949789. The reversal of 73949785 is 58794937.

It is not a de Polignac number, because 73949785 - 2¹⁵ = 73917017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73949789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80809 + ... + 81718.

It is an arithmetic number, because the mean of its divisors is an integer number (6826176).

Almost surely, 2^73949785 is an apocalyptic number.

It is an amenable number.

73949785 is a deficient number, since it is larger than the sum of its proper divisors (35269031).

73949785 is a wasteful number, since it uses less digits than its factorization.

73949785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162552.

The product of its digits is 1905120, while the sum is 52.

The square root of 73949785 is about 8599.4060841433. The cubic root of 73949785 is about 419.7386601696.

The spelling of 73949785 in words is "seventy-three million, nine hundred forty-nine thousand, seven hundred eighty-five".