264488949 has 32 divisors (see below), whose sum is σ = 413654400. Its totient is φ = 166561920.

The previous prime is 264488947. The next prime is 264488953. The reversal of 264488949 is 949884462.

It is not a de Polignac number, because 264488949 - 2¹ = 264488947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 264488895 and 264488904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264488947) 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 in 31 ways as a sum of consecutive naturals, for example, 277057 + ... + 278009.

It is an arithmetic number, because the mean of its divisors is an integer number (12926700).

Almost surely, 2^264488949 is an apocalyptic number.

It is an amenable number.

264488949 is a deficient number, since it is larger than the sum of its proper divisors (149165451).

264488949 is a wasteful number, since it uses less digits than its factorization.

264488949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522 (or 1516 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 54.

The square root of 264488949 is about 16263.1162143053. The cubic root of 264488949 is about 641.9026623325.

The spelling of 264488949 in words is "two hundred sixty-four million, four hundred eighty-eight thousand, nine hundred forty-nine".