1532643422 has 16 divisors (see below), whose sum is σ = 2338002144. Its totient is φ = 753324000.

The previous prime is 1532643421. The next prime is 1532643439. The reversal of 1532643422 is 2243462351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1532643421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346847 + ... + 351237.

It is an arithmetic number, because the mean of its divisors is an integer number (146125134).

Almost surely, 2^1532643422 is an apocalyptic number.

1532643422 is a deficient number, since it is larger than the sum of its proper divisors (805358722).

1532643422 is a wasteful number, since it uses less digits than its factorization.

1532643422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7315.

The product of its digits is 34560, while the sum is 32.

The square root of 1532643422 is about 39148.9900508302. The cubic root of 1532643422 is about 1152.9585878808.

The spelling of 1532643422 in words is "one billion, five hundred thirty-two million, six hundred forty-three thousand, four hundred twenty-two".