51773396 has 12 divisors (see below), whose sum is σ = 91265748. Its totient is φ = 25697472.

The previous prime is 51773387. The next prime is 51773431. The reversal of 51773396 is 69337715.

It can be written as a sum of positive squares in 2 ways, for example, as 42250000 + 9523396 = 6500^2 + 3086^2 .

It is a super-3 number, since 3×51773396³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46691 + ... + 47786.

It is an arithmetic number, because the mean of its divisors is an integer number (7605479).

Almost surely, 2^51773396 is an apocalyptic number.

It is an amenable number.

51773396 is a deficient number, since it is larger than the sum of its proper divisors (39492352).

51773396 is a wasteful number, since it uses less digits than its factorization.

51773396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94618 (or 94616 counting only the distinct ones).

The product of its digits is 119070, while the sum is 41.

The square root of 51773396 is about 7195.3732356286. The cubic root of 51773396 is about 372.7081454609.

The spelling of 51773396 in words is "fifty-one million, seven hundred seventy-three thousand, three hundred ninety-six".