7045644 has 12 divisors (see below), whose sum is σ = 16439864. Its totient is φ = 2348544.

The previous prime is 7045639. The next prime is 7045657. The reversal of 7045644 is 4465407.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 293557 + ... + 293580.

Almost surely, 2^7045644 is an apocalyptic number.

It is an amenable number.

7045644 is an abundant number, since it is smaller than the sum of its proper divisors (9394220).

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

7045644 is a wasteful number, since it uses less digits than its factorization.

7045644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587144 (or 587142 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 7045644 is about 2654.3632004682. The cubic root of 7045644 is about 191.7079979759.

It can be divided in two parts, 70456 and 44, that added together give a triangular number (70500 = T₃₇₅).

The spelling of 7045644 in words is "seven million, forty-five thousand, six hundred forty-four".