162135572 has 12 divisors (see below), whose sum is σ = 286925940. Its totient is φ = 80156736.

The previous prime is 162135563. The next prime is 162135581. The reversal of 162135572 is 275531261.

It is an interprime number because it is at equal distance from previous prime (162135563) and next prime (162135581).

It can be written as a sum of positive squares in 2 ways, for example, as 91508356 + 70627216 = 9566^2 + 8404^2 .

It is a congruent number.

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, 227363 + ... + 228074.

It is an arithmetic number, because the mean of its divisors is an integer number (23910495).

Almost surely, 2^162135572 is an apocalyptic number.

It is an amenable number.

162135572 is a deficient number, since it is larger than the sum of its proper divisors (124790368).

162135572 is a wasteful number, since it uses less digits than its factorization.

162135572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455530 (or 455528 counting only the distinct ones).

The product of its digits is 12600, while the sum is 32.

The square root of 162135572 is about 12733.2467187281. The cubic root of 162135572 is about 545.2882037659.

The spelling of 162135572 in words is "one hundred sixty-two million, one hundred thirty-five thousand, five hundred seventy-two".