132213618 has 12 divisors (see below), whose sum is σ = 286462878. Its totient is φ = 44071200.

The previous prime is 132213569. The next prime is 132213659. The reversal of 132213618 is 816312231.

It is a happy number.

132213618 is a `hidden beast` number, since 1 + 32 + 2 + 13 + 618 = 666.

It can be written as a sum of positive squares in only one way, i.e., 124612569 + 7601049 = 11163^2 + 2757^2 .

It is a hoax number, since the sum of its digits (27) 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 = 132213591 and 132213600.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3672583 + ... + 3672618.

Almost surely, 2^132213618 is an apocalyptic number.

132213618 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

132213618 is an abundant number, since it is smaller than the sum of its proper divisors (154249260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132213618 is a wasteful number, since it uses less digits than its factorization.

132213618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7345209 (or 7345206 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 132213618 is about 11498.4180651079. The cubic root of 132213618 is about 509.4388522362.

Adding to 132213618 its reverse (816312231), we get a palindrome (948525849).

The spelling of 132213618 in words is "one hundred thirty-two million, two hundred thirteen thousand, six hundred eighteen".