2723270157 has 12 divisors (see below), whose sum is σ = 3935750364. Its totient is φ = 1814526720.

The previous prime is 2723270117. The next prime is 2723270167. The reversal of 2723270157 is 7510723272.

It can be written as a sum of positive squares in 2 ways, for example, as 164326761 + 2558943396 = 12819^2 + 50586^2 .

It is not a de Polignac number, because 2723270157 - 2⁶ = 2723270093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2723270117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64548 + ... + 98045.

It is an arithmetic number, because the mean of its divisors is an integer number (327979197).

Almost surely, 2^2723270157 is an apocalyptic number.

It is an amenable number.

2723270157 is a deficient number, since it is larger than the sum of its proper divisors (1212480207).

2723270157 is a wasteful number, since it uses less digits than its factorization.

2723270157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164460 (or 164457 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 36.

The square root of 2723270157 is about 52184.9610232680. The cubic root of 2723270157 is about 1396.4656011660.

The spelling of 2723270157 in words is "two billion, seven hundred twenty-three million, two hundred seventy thousand, one hundred fifty-seven".