4723538 has 8 divisors (see below), whose sum is σ = 7182588. Its totient is φ = 2329344.

The previous prime is 4723517. The next prime is 4723561. The reversal of 4723538 is 8353274.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4439449 + 284089 = 2107^2 + 533^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4723538² = 44623622474888, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16031 + ... + 16322.

Almost surely, 2^4723538 is an apocalyptic number.

4723538 is a deficient number, since it is larger than the sum of its proper divisors (2459050).

4723538 is a wasteful number, since it uses less digits than its factorization.

4723538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32428.

The product of its digits is 20160, while the sum is 32.

The square root of 4723538 is about 2173.3701939614. The cubic root of 4723538 is about 167.7860324027.

The spelling of 4723538 in words is "four million, seven hundred twenty-three thousand, five hundred thirty-eight".