1352354644 has 72 divisors (see below), whose sum is σ = 2575298880. Its totient is φ = 620898432.

The previous prime is 1352354639. The next prime is 1352354669. The reversal of 1352354644 is 4464532531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8097849 + ... + 8098015.

It is an arithmetic number, because the mean of its divisors is an integer number (35768040).

Almost surely, 2^1352354644 is an apocalyptic number.

It is an amenable number.

1352354644 is a deficient number, since it is larger than the sum of its proper divisors (1222944236).

1352354644 is a wasteful number, since it uses less digits than its factorization.

1352354644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349 (or 324 counting only the distinct ones).

The product of its digits is 172800, while the sum is 37.

The square root of 1352354644 is about 36774.3748281327. The cubic root of 1352354644 is about 1105.8516380513.

The spelling of 1352354644 in words is "one billion, three hundred fifty-two million, three hundred fifty-four thousand, six hundred forty-four".