264889039 has 8 divisors (see below), whose sum is σ = 271358208. Its totient is φ = 258454680.

The previous prime is 264889007. The next prime is 264889057. The reversal of 264889039 is 930988462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 264889039 - 2⁵ = 264889007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264888983 and 264889001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264889139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7044 + ... + 24070.

It is an arithmetic number, because the mean of its divisors is an integer number (33919776).

Almost surely, 2^264889039 is an apocalyptic number.

264889039 is a deficient number, since it is larger than the sum of its proper divisors (6469169).

264889039 is a wasteful number, since it uses less digits than its factorization.

264889039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17405.

The product of its (nonzero) digits is 746496, while the sum is 49.

The square root of 264889039 is about 16275.4120992373. The cubic root of 264889039 is about 642.2261660176.

The spelling of 264889039 in words is "two hundred sixty-four million, eight hundred eighty-nine thousand, thirty-nine".