1945273606 has 16 divisors (see below), whose sum is σ = 2935751040. Its totient is φ = 966707200.

The previous prime is 1945273579. The next prime is 1945273609. The reversal of 1945273606 is 6063725491.

It is a super-3 number, since 3×1945273606³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1945273609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242256 + ... + 250156.

It is an arithmetic number, because the mean of its divisors is an integer number (183484440).

Almost surely, 2^1945273606 is an apocalyptic number.

1945273606 is a deficient number, since it is larger than the sum of its proper divisors (990477434).

1945273606 is a wasteful number, since it uses less digits than its factorization.

1945273606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8639.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 1945273606 is about 44105.2559906413. The cubic root of 1945273606 is about 1248.3227865171.

The spelling of 1945273606 in words is "one billion, nine hundred forty-five million, two hundred seventy-three thousand, six hundred six".