1852823157 has 8 divisors (see below), whose sum is σ = 2488204320. Its totient is φ = 1226328720.

The previous prime is 1852823153. The next prime is 1852823177. The reversal of 1852823157 is 7513282581.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1852823157 - 2² = 1852823153 is a prime.

It is a super-2 number, since 2×1852823157² = 6865907302230893298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1852823153) 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, 2221194 + ... + 2222027.

It is an arithmetic number, because the mean of its divisors is an integer number (311025540).

Almost surely, 2^1852823157 is an apocalyptic number.

It is an amenable number.

1852823157 is a deficient number, since it is larger than the sum of its proper divisors (635381163).

1852823157 is a wasteful number, since it uses less digits than its factorization.

1852823157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4443363.

The product of its digits is 134400, while the sum is 42.

The square root of 1852823157 is about 43044.4323577394. The cubic root of 1852823157 is about 1228.2251611465.

The spelling of 1852823157 in words is "one billion, eight hundred fifty-two million, eight hundred twenty-three thousand, one hundred fifty-seven".