1823157485 has 8 divisors (see below), whose sum is σ = 2208236256. Its totient is φ = 1444894480.

The previous prime is 1823157467. The next prime is 1823157487. The reversal of 1823157485 is 5847513281.

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

It is not a de Polignac number, because 1823157485 - 2¹⁴ = 1823141101 is a prime.

It is a super-2 number, since 2×1823157485² = 6647806430223050450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1823157487) 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, 1703351 + ... + 1704420.

It is an arithmetic number, because the mean of its divisors is an integer number (276029532).

Almost surely, 2^1823157485 is an apocalyptic number.

It is an amenable number.

1823157485 is a deficient number, since it is larger than the sum of its proper divisors (385078771).

1823157485 is a wasteful number, since it uses less digits than its factorization.

1823157485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3407883.

The product of its digits is 268800, while the sum is 44.

The square root of 1823157485 is about 42698.4482739127. The cubic root of 1823157485 is about 1221.6347977800.

The spelling of 1823157485 in words is "one billion, eight hundred twenty-three million, one hundred fifty-seven thousand, four hundred eighty-five".