7244305644 has 12 divisors (see below), whose sum is σ = 16903379864. Its totient is φ = 2414768544.

The previous prime is 7244305643. The next prime is 7244305687. The reversal of 7244305644 is 4465034427.

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

It is not an unprimeable number, because it can be changed into a prime (7244305643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301846057 + ... + 301846080.

Almost surely, 2^7244305644 is an apocalyptic number.

It is an amenable number.

7244305644 is an abundant number, since it is smaller than the sum of its proper divisors (9659074220).

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

7244305644 is a wasteful number, since it uses less digits than its factorization.

7244305644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603692144 (or 603692142 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 39.

The square root of 7244305644 is about 85113.4868513798. The cubic root of 7244305644 is about 1934.9314715096.

The spelling of 7244305644 in words is "seven billion, two hundred forty-four million, three hundred five thousand, six hundred forty-four".