2645464 has 8 divisors (see below), whose sum is σ = 4960260. Its totient is φ = 1322728.

The previous prime is 2645453. The next prime is 2645477. The reversal of 2645464 is 4645462.

2645464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165334 + ... + 165349.

2^2645464 is an apocalyptic number.

It is an amenable number.

2645464 is a deficient number, since it is larger than the sum of its proper divisors (2314796).

2645464 is a wasteful number, since it uses less digits than its factorization.

2645464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330689 (or 330685 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 2645464 is about 1626.4882415806. The cubic root of 2645464 is about 138.3037487741.

The spelling of 2645464 in words is "two million, six hundred forty-five thousand, four hundred sixty-four".