64148276 has 12 divisors (see below), whose sum is σ = 118863108. Its totient is φ = 30187392.

The previous prime is 64148257. The next prime is 64148291. The reversal of 64148276 is 67284146.

It can be written as a sum of positive squares in 2 ways, for example, as 56640676 + 7507600 = 7526^2 + 2740^2 .

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, 471611 + ... + 471746.

It is an arithmetic number, because the mean of its divisors is an integer number (9905259).

Almost surely, 2^64148276 is an apocalyptic number.

It is an amenable number.

64148276 is a deficient number, since it is larger than the sum of its proper divisors (54714832).

64148276 is a wasteful number, since it uses less digits than its factorization.

64148276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943378 (or 943376 counting only the distinct ones).

The product of its digits is 64512, while the sum is 38.

The square root of 64148276 is about 8009.2618885887. The cubic root of 64148276 is about 400.3086700790.

The spelling of 64148276 in words is "sixty-four million, one hundred forty-eight thousand, two hundred seventy-six".