264377 has 4 divisors (see below), whose sum is σ = 265716. Its totient is φ = 263040.

The previous prime is 264371. The next prime is 264391. The reversal of 264377 is 773462.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 773462 = 2 ⋅386731.

It can be written as a sum of positive squares in 2 ways, for example, as 137641 + 126736 = 371^2 + 356^2 .

It is a cyclic number.

It is not a de Polignac number, because 264377 - 2¹⁴ = 247993 is a prime.

It is a d-powerful number, because it can be written as 2¹¹ + 6 + 3⁴ + 4⁹ + 7² + 7² .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308 + ... + 789.

It is an arithmetic number, because the mean of its divisors is an integer number (66429).

264377 is a Friedman number, since it can be written as 34*6^(7-2)-7, using all its digits and the basic arithmetic operations.

2²⁶⁴³⁷⁷ is an apocalyptic number.

It is an amenable number.

264377 is a deficient number, since it is larger than the sum of its proper divisors (1339).

264377 is a wasteful number, since it uses less digits than its factorization.

264377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338.

The product of its digits is 7056, while the sum is 29.

The square root of 264377 is about 514.1760398930. The cubic root of 264377 is about 64.1812084506.

The spelling of 264377 in words is "two hundred sixty-four thousand, three hundred seventy-seven".