73775396 has 6 divisors (see below), whose sum is σ = 129106950. Its totient is φ = 36887696.

The previous prime is 73775371. The next prime is 73775407. The reversal of 73775396 is 69357737.

It can be written as a sum of positive squares in only one way, i.e., 43744996 + 30030400 = 6614^2 + 5480^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 73775396.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9221921 + ... + 9221928.

It is an arithmetic number, because the mean of its divisors is an integer number (21517825).

Almost surely, 2^73775396 is an apocalyptic number.

It is an amenable number.

73775396 is a deficient number, since it is larger than the sum of its proper divisors (55331554).

73775396 is a wasteful number, since it uses less digits than its factorization.

73775396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18443853 (or 18443851 counting only the distinct ones).

The product of its digits is 833490, while the sum is 47.

The square root of 73775396 is about 8589.2605036755. The cubic root of 73775396 is about 419.4084567337.

The spelling of 73775396 in words is "seventy-three million, seven hundred seventy-five thousand, three hundred ninety-six".