472438 has 4 divisors (see below), whose sum is σ = 708660. Its totient is φ = 236218.

The previous prime is 472421. The next prime is 472457. The reversal of 472438 is 834274.

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

It is a super-3 number, since 3×472438³ = 316341173733395016, which contains 333 as substring.

It is a d-powerful number, because it can be written as 4 + 7³ + 4⁹ + 2⁵ + 3¹¹ + 8⁵ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118108 + ... + 118111.

It is an arithmetic number, because the mean of its divisors is an integer number (177165).

2⁴⁷²⁴³⁸ is an apocalyptic number.

472438 is a deficient number, since it is larger than the sum of its proper divisors (236222).

472438 is a wasteful number, since it uses less digits than its factorization.

472438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236221.

The product of its digits is 5376, while the sum is 28.

The square root of 472438 is about 687.3412543999. The cubic root of 472438 is about 77.8840046630.

It can be divided in two parts, 47 and 2438, that added together give a triangular number (2485 = T₇₀).

The spelling of 472438 in words is "four hundred seventy-two thousand, four hundred thirty-eight".