851454 has 12 divisors (see below), whose sum is σ = 1844856. Its totient is φ = 283812.

The previous prime is 851449. The next prime is 851471. The reversal of 851454 is 454158.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 851454.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23634 + ... + 23669.

It is an arithmetic number, because the mean of its divisors is an integer number (153738).

2⁸⁵¹⁴⁵⁴ is an apocalyptic number.

851454 is an abundant number, since it is smaller than the sum of its proper divisors (993402).

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

851454 is a wasteful number, since it uses less digits than its factorization.

851454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47311 (or 47308 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 851454 is about 922.7426510138. The cubic root of 851454 is about 94.7808058133.

The spelling of 851454 in words is "eight hundred fifty-one thousand, four hundred fifty-four".