2028292090 has 32 divisors (see below), whose sum is σ = 4048133760. Its totient is φ = 725467200.

The previous prime is 2028292043. The next prime is 2028292093. The reversal of 2028292090 is 902928202.

It is a super-2 number, since 2×2028292090² = 8227937604713136200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2028292093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144430 + ... + 157849.

It is an arithmetic number, because the mean of its divisors is an integer number (126504180).

Almost surely, 2^2028292090 is an apocalyptic number.

2028292090 is a deficient number, since it is larger than the sum of its proper divisors (2019841670).

2028292090 is a wasteful number, since it uses less digits than its factorization.

2028292090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302358.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 2028292090 is about 45036.5639231059. The cubic root of 2028292090 is about 1265.8342208931.

The spelling of 2028292090 in words is "two billion, twenty-eight million, two hundred ninety-two thousand, ninety".