2039772290 has 16 divisors (see below), whose sum is σ = 3731781240. Its totient is φ = 802533120.

The previous prime is 2039772289. The next prime is 2039772307. The reversal of 2039772290 is 922779302.

It can be written as a sum of positive squares in 4 ways, for example, as 978250729 + 1061521561 = 31277^2 + 32581^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1671335 + ... + 1672554.

Almost surely, 2^2039772290 is an apocalyptic number.

2039772290 is a deficient number, since it is larger than the sum of its proper divisors (1692008950).

2039772290 is a wasteful number, since it uses less digits than its factorization.

2039772290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3343957.

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 2039772290 is about 45163.8383001268. The cubic root of 2039772290 is about 1268.2179503251.

The spelling of 2039772290 in words is "two billion, thirty-nine million, seven hundred seventy-two thousand, two hundred ninety".