2070042164 has 12 divisors (see below), whose sum is σ = 3631701444. Its totient is φ = 1032413184.

The previous prime is 2070042101. The next prime is 2070042181. The reversal of 2070042164 is 4612400702.

It can be written as a sum of positive squares in 2 ways, for example, as 590101264 + 1479940900 = 24292^2 + 38470^2 .

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, 650189 + ... + 653364.

It is an arithmetic number, because the mean of its divisors is an integer number (302641787).

Almost surely, 2^2070042164 is an apocalyptic number.

It is an amenable number.

2070042164 is a deficient number, since it is larger than the sum of its proper divisors (1561659280).

2070042164 is a wasteful number, since it uses less digits than its factorization.

2070042164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303954 (or 1303952 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 2070042164 is about 45497.7160305877. The cubic root of 2070042164 is about 1274.4605512881.

Adding to 2070042164 its reverse (4612400702), we get a palindrome (6682442866).

The spelling of 2070042164 in words is "two billion, seventy million, forty-two thousand, one hundred sixty-four".