136424356 has 6 divisors (see below), whose sum is σ = 238742630. Its totient is φ = 68212176.

The previous prime is 136424347. The next prime is 136424359. The reversal of 136424356 is 653424631.

It can be written as a sum of positive squares in only one way, i.e., 92467456 + 43956900 = 9616^2 + 6630^2 .

It is a super-2 number, since 2×136424356² = 37223209820029472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136424359) 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 as a sum of consecutive naturals, namely, 17053041 + ... + 17053048.

Almost surely, 2^136424356 is an apocalyptic number.

It is an amenable number.

136424356 is a deficient number, since it is larger than the sum of its proper divisors (102318274).

136424356 is a wasteful number, since it uses less digits than its factorization.

136424356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34106093 (or 34106091 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 136424356 is about 11680.0837325766. The cubic root of 136424356 is about 514.7906347264.

Adding to 136424356 its reverse (653424631), we get a palindrome (789848987).

The spelling of 136424356 in words is "one hundred thirty-six million, four hundred twenty-four thousand, three hundred fifty-six".