64475548 has 12 divisors (see below), whose sum is σ = 112957992. Its totient is φ = 32201840.

The previous prime is 64475519. The next prime is 64475561. The reversal of 64475548 is 84557446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4723 + ... + 12298.

It is an arithmetic number, because the mean of its divisors is an integer number (9413166).

Almost surely, 2^64475548 is an apocalyptic number.

It is an amenable number.

64475548 is a deficient number, since it is larger than the sum of its proper divisors (48482444).

64475548 is a wasteful number, since it uses less digits than its factorization.

64475548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17972 (or 17970 counting only the distinct ones).

The product of its digits is 537600, while the sum is 43.

The square root of 64475548 is about 8029.6667427733. Note that the first 3 decimals coincide. The cubic root of 64475548 is about 400.9882812395.

The spelling of 64475548 in words is "sixty-four million, four hundred seventy-five thousand, five hundred forty-eight".