461451 has 4 divisors (see below), whose sum is σ = 615272. Its totient is φ = 307632.

The previous prime is 461443. The next prime is 461467. The reversal of 461451 is 154164.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 461451 - 2³ = 461443 is a prime.

It is a D-number.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 461451.

It is not an unprimeable number, because it can be changed into a prime (461411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76906 + ... + 76911.

It is an arithmetic number, because the mean of its divisors is an integer number (153818).

2⁴⁶¹⁴⁵¹ is an apocalyptic number.

461451 is a deficient number, since it is larger than the sum of its proper divisors (153821).

461451 is a wasteful number, since it uses less digits than its factorization.

461451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153820.

The product of its digits is 480, while the sum is 21.

The square root of 461451 is about 679.3018474876. The cubic root of 461451 is about 77.2755071245.

The spelling of 461451 in words is "four hundred sixty-one thousand, four hundred fifty-one".