2170136442 has 32 divisors (see below), whose sum is σ = 4406538240. Its totient is φ = 712358640.

The previous prime is 2170136429. The next prime is 2170136447. The reversal of 2170136442 is 2446310712.

2170136442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2170136447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 440163 + ... + 445065.

It is an arithmetic number, because the mean of its divisors is an integer number (137704320).

Almost surely, 2^2170136442 is an apocalyptic number.

2170136442 is an abundant number, since it is smaller than the sum of its proper divisors (2236401798).

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

2170136442 is a wasteful number, since it uses less digits than its factorization.

2170136442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6018.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 2170136442 is about 46584.7232684707. The cubic root of 2170136442 is about 1294.6797242186.

The spelling of 2170136442 in words is "two billion, one hundred seventy million, one hundred thirty-six thousand, four hundred forty-two".