1442564264 has 8 divisors (see below), whose sum is σ = 2704808010. Its totient is φ = 721282128.

The previous prime is 1442564239. The next prime is 1442564267. The reversal of 1442564264 is 4624652441.

It can be written as a sum of positive squares in only one way, i.e., 1227941764 + 214622500 = 35042^2 + 14650^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1442564267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90160259 + ... + 90160274.

Almost surely, 2^1442564264 is an apocalyptic number.

It is an amenable number.

1442564264 is a deficient number, since it is larger than the sum of its proper divisors (1262243746).

1442564264 is a wasteful number, since it uses less digits than its factorization.

1442564264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180320539 (or 180320535 counting only the distinct ones).

The product of its digits is 184320, while the sum is 38.

The square root of 1442564264 is about 37981.1040387190. The cubic root of 1442564264 is about 1129.9131329575.

The spelling of 1442564264 in words is "one billion, four hundred forty-two million, five hundred sixty-four thousand, two hundred sixty-four".