73690977 has 4 divisors (see below), whose sum is σ = 98254640. Its totient is φ = 49127316.

The previous prime is 73690973. The next prime is 73691003. The reversal of 73690977 is 77909637.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 73690977 - 2² = 73690973 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73690973) 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 3 ways as a sum of consecutive naturals, for example, 12281827 + ... + 12281832.

It is an arithmetic number, because the mean of its divisors is an integer number (24563660).

Almost surely, 2^73690977 is an apocalyptic number.

It is an amenable number.

73690977 is a deficient number, since it is larger than the sum of its proper divisors (24563663).

73690977 is a wasteful number, since it uses less digits than its factorization.

73690977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24563662.

The product of its (nonzero) digits is 500094, while the sum is 48.

The square root of 73690977 is about 8584.3448789060. The cubic root of 73690977 is about 419.2484234538.

The spelling of 73690977 in words is "seventy-three million, six hundred ninety thousand, nine hundred seventy-seven".