2040156722 has 4 divisors (see below), whose sum is σ = 3060235086. Its totient is φ = 1020078360.

The previous prime is 2040156707. The next prime is 2040156731. The reversal of 2040156722 is 2276510402.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2034100201 + 6056521 = 45101^2 + 2461^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510039179 + ... + 510039182.

Almost surely, 2^2040156722 is an apocalyptic number.

2040156722 is a deficient number, since it is larger than the sum of its proper divisors (1020078364).

2040156722 is a wasteful number, since it uses less digits than its factorization.

2040156722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020078363.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 2040156722 is about 45168.0940709258. The cubic root of 2040156722 is about 1268.2976181946.

The spelling of 2040156722 in words is "two billion, forty million, one hundred fifty-six thousand, seven hundred twenty-two".