451955 has 16 divisors (see below), whose sum is σ = 638400. Its totient is φ = 300672.

The previous prime is 451939. The next prime is 451961. The reversal of 451955 is 559154.

It is a cyclic number.

It is not a de Polignac number, because 451955 - 2⁴ = 451939 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1121 + ... + 1469.

It is an arithmetic number, because the mean of its divisors is an integer number (39900).

2⁴⁵¹⁹⁵⁵ is an apocalyptic number.

451955 is a deficient number, since it is larger than the sum of its proper divisors (186445).

451955 is a wasteful number, since it uses less digits than its factorization.

451955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398.

The product of its digits is 4500, while the sum is 29.

The square root of 451955 is about 672.2759849943. The cubic root of 451955 is about 76.7417558794.

The spelling of 451955 in words is "four hundred fifty-one thousand, nine hundred fifty-five".