162531452 has 24 divisors (see below), whose sum is σ = 291138624. Its totient is φ = 79356992.

The previous prime is 162531451. The next prime is 162531469. The reversal of 162531452 is 254135261.

162531452 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162531451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126638 + ... + 127914.

It is an arithmetic number, because the mean of its divisors is an integer number (12130776).

Almost surely, 2^162531452 is an apocalyptic number.

It is an amenable number.

162531452 is a deficient number, since it is larger than the sum of its proper divisors (128607172).

162531452 is a wasteful number, since it uses less digits than its factorization.

162531452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005 (or 2003 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 162531452 is about 12748.7823732308. The cubic root of 162531452 is about 545.7316459147.

The spelling of 162531452 in words is "one hundred sixty-two million, five hundred thirty-one thousand, four hundred fifty-two".