455670 has 48 divisors (see below), whose sum is σ = 1218672. Its totient is φ = 118080.

The previous prime is 455659. The next prime is 455681. The reversal of 455670 is 76554.

455670 is nontrivially palindromic in base 16.

It is an interprime number because it is at equal distance from previous prime (455659) and next prime (455681).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

455670 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5449 + ... + 5531.

It is an arithmetic number, because the mean of its divisors is an integer number (25389).

2⁴⁵⁵⁶⁷⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 455670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (609336).

455670 is an abundant number, since it is smaller than the sum of its proper divisors (763002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

455670 is a wasteful number, since it uses less digits than its factorization.

455670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 455670 is about 675.0333325103. The cubic root of 455670 is about 76.9514508148.

The spelling of 455670 in words is "four hundred fifty-five thousand, six hundred seventy".