136211642 has 32 divisors (see below), whose sum is σ = 238878720. Its totient is φ = 57049200.

The previous prime is 136211639. The next prime is 136211651. The reversal of 136211642 is 246112631.

136211642 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×136211642² = 37107222832672328, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117767 + ... + 118917.

It is an arithmetic number, because the mean of its divisors is an integer number (7464960).

Almost surely, 2^136211642 is an apocalyptic number.

136211642 is a deficient number, since it is larger than the sum of its proper divisors (102667078).

136211642 is a wasteful number, since it uses less digits than its factorization.

136211642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346.

The product of its digits is 1728, while the sum is 26.

The square root of 136211642 is about 11670.9743380748. The cubic root of 136211642 is about 514.5229402560.

The spelling of 136211642 in words is "one hundred thirty-six million, two hundred eleven thousand, six hundred forty-two".