64967452 has 24 divisors (see below), whose sum is σ = 127057392. Its totient is φ = 28809600.

The previous prime is 64967447. The next prime is 64967471. The reversal of 64967452 is 25476946.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 64967399 and 64967408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16203 + ... + 19810.

It is an arithmetic number, because the mean of its divisors is an integer number (5294058).

Almost surely, 2^64967452 is an apocalyptic number.

It is an amenable number.

64967452 is a deficient number, since it is larger than the sum of its proper divisors (62089940).

64967452 is a wasteful number, since it uses less digits than its factorization.

64967452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36069 (or 36067 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The square root of 64967452 is about 8060.2389542742. The cubic root of 64967452 is about 402.0054535864.

The spelling of 64967452 in words is "sixty-four million, nine hundred sixty-seven thousand, four hundred fifty-two".