65773452 has 12 divisors (see below), whose sum is σ = 153471416. Its totient is φ = 21924480.

The previous prime is 65773441. The next prime is 65773453. The reversal of 65773452 is 25437756.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×65773452² = 8652293975992608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65773452.

It is not an unprimeable number, because it can be changed into a prime (65773453) by changing a digit.

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, 2740549 + ... + 2740572.

Almost surely, 2^65773452 is an apocalyptic number.

It is an amenable number.

65773452 is an abundant number, since it is smaller than the sum of its proper divisors (87697964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65773452 is a wasteful number, since it uses less digits than its factorization.

65773452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5481128 (or 5481126 counting only the distinct ones).

The product of its digits is 176400, while the sum is 39.

The square root of 65773452 is about 8110.0833534557. The cubic root of 65773452 is about 403.6610806558.

The spelling of 65773452 in words is "sixty-five million, seven hundred seventy-three thousand, four hundred fifty-two".