53488966 has 4 divisors (see below), whose sum is σ = 80233452. Its totient is φ = 26744482.

The previous prime is 53488957. The next prime is 53488993. The reversal of 53488966 is 66988435.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66988435 = 5 ⋅13397687.

It is a super-2 number, since 2×53488966² = 5722138967498312, which contains 22 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 (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13372240 + ... + 13372243.

It is an arithmetic number, because the mean of its divisors is an integer number (20058363).

Almost surely, 2^53488966 is an apocalyptic number.

53488966 is a deficient number, since it is larger than the sum of its proper divisors (26744486).

53488966 is a wasteful number, since it uses less digits than its factorization.

53488966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26744485.

The product of its digits is 1244160, while the sum is 49.

The square root of 53488966 is about 7313.6151115573. The cubic root of 53488966 is about 376.7801958494.

The spelling of 53488966 in words is "fifty-three million, four hundred eighty-eight thousand, nine hundred sixty-six".