1464669441 has 9 divisors (see below), whose sum is σ = 2115799491. Its totient is φ = 976369752.

The previous prime is 1464669439. The next prime is 1464669461. The reversal of 1464669441 is 1449664641.

The square root of 1464669441 is 38271.

It is a perfect power (a square), and thus also a powerful number.

1464669441 is a `hidden beast` number, since 1 + 464 + 66 + 94 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 849431025 + 615238416 = 29145^2 + 24804^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 1464669441 - 2¹ = 1464669439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1464669461) 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 8 ways as a sum of consecutive naturals, for example, 108435 + ... + 121191.

Almost surely, 2^1464669441 is an apocalyptic number.

1464669441 is the 38271-st square number.

1464669441 is the 19136-th centered octagonal number.

It is an amenable number.

1464669441 is a deficient number, since it is larger than the sum of its proper divisors (651130050).

1464669441 is an frugal number, since it uses more digits than its factorization.

1464669441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25520 (or 12760 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The cubic root of 1464669441 is about 1135.6553211992.

The spelling of 1464669441 in words is "one billion, four hundred sixty-four million, six hundred sixty-nine thousand, four hundred forty-one".