854465 has 8 divisors (see below), whose sum is σ = 1039848. Its totient is φ = 673920.

The previous prime is 854461. The next prime is 854467. The reversal of 854465 is 564458.

It can be written as a sum of positive squares in 4 ways, for example, as 150544 + 703921 = 388^2 + 839^2 .

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

It is not a de Polignac number, because 854465 - 2² = 854461 is a prime.

It is a super-2 number, since 2×854465² = 1460220872450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (854461) 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, 806 + ... + 1535.

It is an arithmetic number, because the mean of its divisors is an integer number (129981).

2⁸⁵⁴⁴⁶⁵ is an apocalyptic number.

It is an amenable number.

854465 is a deficient number, since it is larger than the sum of its proper divisors (185383).

854465 is a wasteful number, since it uses less digits than its factorization.

854465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2419.

The product of its digits is 19200, while the sum is 32.

The square root of 854465 is about 924.3727603083. The cubic root of 854465 is about 94.8923989481.

The spelling of 854465 in words is "eight hundred fifty-four thousand, four hundred sixty-five".