264660242 has 16 divisors (see below), whose sum is σ = 494949312. Its totient is φ = 103114320.

The previous prime is 264660229. The next prime is 264660257. The reversal of 264660242 is 242066462.

264660242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 264660199 and 264660208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859133 + ... + 859440.

It is an arithmetic number, because the mean of its divisors is an integer number (30934332).

Almost surely, 2^264660242 is an apocalyptic number.

264660242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

264660242 is a deficient number, since it is larger than the sum of its proper divisors (230289070).

264660242 is a wasteful number, since it uses less digits than its factorization.

264660242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718593.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 264660242 is about 16268.3816650581. The cubic root of 264660242 is about 642.0412058709.

The spelling of 264660242 in words is "two hundred sixty-four million, six hundred sixty thousand, two hundred forty-two".