73870196 has 6 divisors (see below), whose sum is σ = 129272850. Its totient is φ = 36935096.

The previous prime is 73870189. The next prime is 73870201. The reversal of 73870196 is 69107837.

It can be written as a sum of positive squares in only one way, i.e., 55294096 + 18576100 = 7436^2 + 4310^2 .

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, 9233771 + ... + 9233778.

It is an arithmetic number, because the mean of its divisors is an integer number (21545475).

Almost surely, 2^73870196 is an apocalyptic number.

It is an amenable number.

73870196 is a deficient number, since it is larger than the sum of its proper divisors (55402654).

73870196 is a wasteful number, since it uses less digits than its factorization.

73870196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18467553 (or 18467551 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 73870196 is about 8594.7772513312. Note that the first 3 decimals coincide. The cubic root of 73870196 is about 419.5880238421.

The spelling of 73870196 in words is "seventy-three million, eight hundred seventy thousand, one hundred ninety-six".