472651 has 4 divisors (see below), whose sum is σ = 500472. Its totient is φ = 444832.

The previous prime is 472643. The next prime is 472669. The reversal of 472651 is 156274.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 156274 = 2 ⋅78137.

It is a cyclic number.

It is not a de Polignac number, because 472651 - 2³ = 472643 is a prime.

It is a Duffinian number.

472651 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (472631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13885 + ... + 13918.

It is an arithmetic number, because the mean of its divisors is an integer number (125118).

2⁴⁷²⁶⁵¹ is an apocalyptic number.

472651 is a deficient number, since it is larger than the sum of its proper divisors (27821).

472651 is a wasteful number, since it uses less digits than its factorization.

472651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27820.

The product of its digits is 1680, while the sum is 25.

The square root of 472651 is about 687.4961818076. The cubic root of 472651 is about 77.8957076452.

The spelling of 472651 in words is "four hundred seventy-two thousand, six hundred fifty-one".