857482465 has 32 divisors (see below), whose sum is σ = 1247387904. Its totient is φ = 552407040.

The previous prime is 857482463. The next prime is 857482471. The reversal of 857482465 is 564284758.

It is not a de Polignac number, because 857482465 - 2¹ = 857482463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (857482463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 481657 + ... + 483433.

It is an arithmetic number, because the mean of its divisors is an integer number (38980872).

Almost surely, 2^857482465 is an apocalyptic number.

857482465 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

857482465 is a deficient number, since it is larger than the sum of its proper divisors (389905439).

857482465 is a wasteful number, since it uses less digits than its factorization.

857482465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2617.

The product of its digits is 2150400, while the sum is 49.

The square root of 857482465 is about 29282.8015223954. The cubic root of 857482465 is about 950.0396899392.

The spelling of 857482465 in words is "eight hundred fifty-seven million, four hundred eighty-two thousand, four hundred sixty-five".