2773507490 has 32 divisors (see below), whose sum is σ = 5477791536. Its totient is φ = 1004739840.

The previous prime is 2773507433. The next prime is 2773507493. The reversal of 2773507490 is 947053772.

It can be written as a sum of positive squares in 8 ways, for example, as 1482327001 + 1291180489 = 38501^2 + 35933^2 .

It is a super-2 number, since 2×2773507490² = 15384687594172200200, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2773507493) 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, 194381 + ... + 208160.

Almost surely, 2^2773507490 is an apocalyptic number.

2773507490 is a deficient number, since it is larger than the sum of its proper divisors (2704284046).

2773507490 is a wasteful number, since it uses less digits than its factorization.

2773507490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402614.

The product of its (nonzero) digits is 370440, while the sum is 44.

The square root of 2773507490 is about 52664.1005809460. The cubic root of 2773507490 is about 1405.0003993532. Note that the first 3 decimals are identical.

The spelling of 2773507490 in words is "two billion, seven hundred seventy-three million, five hundred seven thousand, four hundred ninety".