1352544644 has 12 divisors (see below), whose sum is σ = 2582130768. Its totient is φ = 614793000.

The previous prime is 1352544629. The next prime is 1352544653. The reversal of 1352544644 is 4464452531.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1352544598 and 1352544607.

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, 15369782 + ... + 15369869.

It is an arithmetic number, because the mean of its divisors is an integer number (215177564).

Almost surely, 2^1352544644 is an apocalyptic number.

It is an amenable number.

1352544644 is a deficient number, since it is larger than the sum of its proper divisors (1229586124).

1352544644 is a wasteful number, since it uses less digits than its factorization.

1352544644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30739666 (or 30739664 counting only the distinct ones).

The product of its digits is 230400, while the sum is 38.

The square root of 1352544644 is about 36776.9580580015. The cubic root of 1352544644 is about 1105.9034247560.

The spelling of 1352544644 in words is "one billion, three hundred fifty-two million, five hundred forty-four thousand, six hundred forty-four".