136402132 has 12 divisors (see below), whose sum is σ = 240447060. Its totient is φ = 67702976.

The previous prime is 136402087. The next prime is 136402163. The reversal of 136402132 is 231204631.

It can be written as a sum of positive squares in 2 ways, for example, as 55294096 + 81108036 = 7436^2 + 9006^2 .

It is a super-2 number, since 2×136402132² = 37211083228290848, which contains 22 as substring.

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, 123907 + ... + 125002.

It is an arithmetic number, because the mean of its divisors is an integer number (20037255).

Almost surely, 2^136402132 is an apocalyptic number.

It is an amenable number.

136402132 is a deficient number, since it is larger than the sum of its proper divisors (104044928).

136402132 is a wasteful number, since it uses less digits than its factorization.

136402132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249050 (or 249048 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 136402132 is about 11679.1323307855. The cubic root of 136402132 is about 514.7626794827.

Adding to 136402132 its reverse (231204631), we get a palindrome (367606763).

The spelling of 136402132 in words is "one hundred thirty-six million, four hundred two thousand, one hundred thirty-two".