264673603 has 4 divisors (see below), whose sum is σ = 265536040. Its totient is φ = 263811168.

The previous prime is 264673529. The next prime is 264673613. The reversal of 264673603 is 306376462.

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

It is a cyclic number.

It is not a de Polignac number, because 264673603 - 2²⁵ = 231119171 is a prime.

It is a super-2 number, since 2×264673603² = 140104232250003218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264673613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 430758 + ... + 431371.

It is an arithmetic number, because the mean of its divisors is an integer number (66384010).

Almost surely, 2^264673603 is an apocalyptic number.

264673603 is a deficient number, since it is larger than the sum of its proper divisors (862437).

264673603 is an equidigital number, since it uses as much as digits as its factorization.

264673603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862436.

The product of its (nonzero) digits is 108864, while the sum is 37.

The square root of 264673603 is about 16268.7923030568. The cubic root of 264673603 is about 642.0520098715.

The spelling of 264673603 in words is "two hundred sixty-four million, six hundred seventy-three thousand, six hundred three".