4927238 has 4 divisors (see below), whose sum is σ = 7390860. Its totient is φ = 2463618.

The previous prime is 4927231. The next prime is 4927249. The reversal of 4927238 is 8327294.

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

It is a super-3 number, since 3×4927238³ (a number of 21 digits) contains 333 as substring.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4927198 and 4927207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4927231) 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 as a sum of consecutive naturals, namely, 1231808 + ... + 1231811.

It is an arithmetic number, because the mean of its divisors is an integer number (1847715).

Almost surely, 2^4927238 is an apocalyptic number.

4927238 is the 1187-th centered heptagonal number.

4927238 is a deficient number, since it is larger than the sum of its proper divisors (2463622).

4927238 is a wasteful number, since it uses less digits than its factorization.

4927238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2463621.

The product of its digits is 24192, while the sum is 35.

The square root of 4927238 is about 2219.7382728601. The cubic root of 4927238 is about 170.1640630689.

The spelling of 4927238 in words is "four million, nine hundred twenty-seven thousand, two hundred thirty-eight".