73941971 has 4 divisors (see below), whose sum is σ = 73965912. Its totient is φ = 73918032.

The previous prime is 73941953. The next prime is 73941979. The reversal of 73941971 is 17914937.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17914937 = 59 ⋅303643.

It is a cyclic number.

It is not a de Polignac number, because 73941971 - 2¹⁴ = 73925587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73941979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6506 + ... + 13791.

It is an arithmetic number, because the mean of its divisors is an integer number (18491478).

Almost surely, 2^73941971 is an apocalyptic number.

73941971 is a deficient number, since it is larger than the sum of its proper divisors (23941).

73941971 is a wasteful number, since it uses less digits than its factorization.

73941971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23940.

The product of its digits is 47628, while the sum is 41.

The square root of 73941971 is about 8598.9517384388. The cubic root of 73941971 is about 419.7238755721.

The spelling of 73941971 in words is "seventy-three million, nine hundred forty-one thousand, nine hundred seventy-one".