264204890 has 32 divisors (see below), whose sum is σ = 482236416. Its totient is φ = 104209600.

The previous prime is 264204883. The next prime is 264204893. The reversal of 264204890 is 98402462.

It is a self number, because there is not a number n which added to its sum of digits gives 264204890.

It is not an unprimeable number, because it can be changed into a prime (264204893) 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 15 ways as a sum of consecutive naturals, for example, 386489 + ... + 387171.

It is an arithmetic number, because the mean of its divisors is an integer number (15069888).

Almost surely, 2^264204890 is an apocalyptic number.

264204890 is a deficient number, since it is larger than the sum of its proper divisors (218031526).

264204890 is a wasteful number, since it uses less digits than its factorization.

264204890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 264204890 is about 16254.3806403074. The cubic root of 264204890 is about 641.6727805868.

The spelling of 264204890 in words is "two hundred sixty-four million, two hundred four thousand, eight hundred ninety".