264329490 has 32 divisors (see below), whose sum is σ = 656268480. Its totient is φ = 68057024.

The previous prime is 264329473. The next prime is 264329491. The reversal of 264329490 is 94923462.

It is not an unprimeable number, because it can be changed into a prime (264329491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151044 + ... + 152783.

It is an arithmetic number, because the mean of its divisors is an integer number (20508390).

Almost surely, 2^264329490 is an apocalyptic number.

264329490 is an abundant number, since it is smaller than the sum of its proper divisors (391938990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264329490 is a wasteful number, since it uses less digits than its factorization.

264329490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303866.

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 264329490 is about 16258.2130014341. The cubic root of 264329490 is about 641.7736364833.

The spelling of 264329490 in words is "two hundred sixty-four million, three hundred twenty-nine thousand, four hundred ninety".