53566396 has 24 divisors (see below), whose sum is σ = 106267280. Its totient is φ = 23421312.

The previous prime is 53566391. The next prime is 53566399. The reversal of 53566396 is 69366535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53566391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26121 + ... + 28096.

Almost surely, 2^53566396 is an apocalyptic number.

It is an amenable number.

53566396 is a deficient number, since it is larger than the sum of its proper divisors (52700884).

53566396 is a wasteful number, since it uses less digits than its factorization.

53566396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54253 (or 54251 counting only the distinct ones).

The product of its digits is 437400, while the sum is 43.

The square root of 53566396 is about 7318.9067489619. The cubic root of 53566396 is about 376.9619157236.

The spelling of 53566396 in words is "fifty-three million, five hundred sixty-six thousand, three hundred ninety-six".