73690956 has 18 divisors (see below), whose sum is σ = 186274452. Its totient is φ = 24563640.

The previous prime is 73690931. The next prime is 73690957. The reversal of 73690956 is 65909637.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (73690957) 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 5 ways as a sum of consecutive naturals, for example, 1023450 + ... + 1023521.

Almost surely, 2^73690956 is an apocalyptic number.

It is an amenable number.

73690956 is an abundant number, since it is smaller than the sum of its proper divisors (112583496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73690956 is a wasteful number, since it uses less digits than its factorization.

73690956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046981 (or 2046976 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 45.

The square root of 73690956 is about 8584.3436557491. The cubic root of 73690956 is about 419.2483836288.

It can be divided in two parts, 7 and 3690956, that added together give a palindrome (3690963).

The spelling of 73690956 in words is "seventy-three million, six hundred ninety thousand, nine hundred fifty-six".