264142005 has 64 divisors (see below), whose sum is σ = 483356160. Its totient is φ = 122372096.

The previous prime is 264141973. The next prime is 264142007. The reversal of 264142005 is 500241462.

It is a cyclic number.

It is not a de Polignac number, because 264142005 - 2⁵ = 264141973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264142007) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 169309 + ... + 170861.

It is an arithmetic number, because the mean of its divisors is an integer number (7552440).

Almost surely, 2^264142005 is an apocalyptic number.

It is an amenable number.

264142005 is a deficient number, since it is larger than the sum of its proper divisors (219214155).

264142005 is a wasteful number, since it uses less digits than its factorization.

264142005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1630.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 264142005 is about 16252.4461235840. The cubic root of 264142005 is about 641.6218670771.

Adding to 264142005 its reverse (500241462), we get a palindrome (764383467).

The spelling of 264142005 in words is "two hundred sixty-four million, one hundred forty-two thousand, five".