264040148 has 6 divisors (see below), whose sum is σ = 462070266. Its totient is φ = 132020072.

The previous prime is 264040097. The next prime is 264040171. The reversal of 264040148 is 841040462.

It can be written as a sum of positive squares in only one way, i.e., 256576324 + 7463824 = 16018^2 + 2732^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 264040148.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33005015 + ... + 33005022.

It is an arithmetic number, because the mean of its divisors is an integer number (77011711).

Almost surely, 2^264040148 is an apocalyptic number.

It is an amenable number.

264040148 is a deficient number, since it is larger than the sum of its proper divisors (198030118).

264040148 is a wasteful number, since it uses less digits than its factorization.

264040148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66010041 (or 66010039 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 264040148 is about 16249.3122315992. The cubic root of 264040148 is about 641.5393835651.

It can be divided in two parts, 26404014 and 8, that multiplied together give a palindrome (211232112).

The spelling of 264040148 in words is "two hundred sixty-four million, forty thousand, one hundred forty-eight".