73769966 has 4 divisors (see below), whose sum is σ = 110654952. Its totient is φ = 36884982.

The previous prime is 73769957. The next prime is 73769977. The reversal of 73769966 is 66996737.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66996737 = 151 ⋅443687.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18442490 + ... + 18442493.

It is an arithmetic number, because the mean of its divisors is an integer number (27663738).

Almost surely, 2^73769966 is an apocalyptic number.

73769966 is a deficient number, since it is larger than the sum of its proper divisors (36884986).

73769966 is a wasteful number, since it uses less digits than its factorization.

73769966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36884985.

The product of its digits is 2571912, while the sum is 53.

The square root of 73769966 is about 8588.9444054552. The cubic root of 73769966 is about 419.3981667458.

The spelling of 73769966 in words is "seventy-three million, seven hundred sixty-nine thousand, nine hundred sixty-six".