2673852381 has 6 divisors (see below), whose sum is σ = 3862231230. Its totient is φ = 1782568248.

The previous prime is 2673852367. The next prime is 2673852437. The reversal of 2673852381 is 1832583762.

2673852381 is a `hidden beast` number, since 267 + 3 + 8 + 5 + 2 + 381 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2112873156 + 560979225 = 45966^2 + 23685^2 .

It is not a de Polignac number, because 2673852381 - 2¹⁹ = 2673328093 is a prime.

It is a super-2 number, since 2×2673852381² = 14298973110758738322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2673852341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 148547346 + ... + 148547363.

It is an arithmetic number, because the mean of its divisors is an integer number (643705205).

Almost surely, 2^2673852381 is an apocalyptic number.

It is an amenable number.

2673852381 is a deficient number, since it is larger than the sum of its proper divisors (1188378849).

2673852381 is a wasteful number, since it uses less digits than its factorization.

2673852381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297094715 (or 297094712 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 2673852381 is about 51709.3065221339. The cubic root of 2673852381 is about 1387.9670055926.

The spelling of 2673852381 in words is "two billion, six hundred seventy-three million, eight hundred fifty-two thousand, three hundred eighty-one".