264765026 has 4 divisors (see below), whose sum is σ = 397147542. Its totient is φ = 132382512.

The previous prime is 264765023. The next prime is 264765031. The reversal of 264765026 is 620567462.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 138180025 + 126585001 = 11755^2 + 11251^2 .

It is not an unprimeable number, because it can be changed into a prime (264765023) by changing a digit.

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, 66191255 + ... + 66191258.

Almost surely, 2^264765026 is an apocalyptic number.

264765026 is a deficient number, since it is larger than the sum of its proper divisors (132382516).

264765026 is a wasteful number, since it uses less digits than its factorization.

264765026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132382515.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 264765026 is about 16271.6018264951. The cubic root of 264765026 is about 642.1259267802.

The spelling of 264765026 in words is "two hundred sixty-four million, seven hundred sixty-five thousand, twenty-six".