4272923 has 4 divisors (see below), whose sum is σ = 4324488. Its totient is φ = 4221360.

The previous prime is 4272907. The next prime is 4272941. The reversal of 4272923 is 3292724.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4272923 - 2⁴ = 4272907 is a prime.

It is a d-powerful number, because it can be written as 4² + 2¹² + 7⁴ + 2¹⁶ + 9 + 2²² + 3⁸ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4272943) 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, 25658 + ... + 25823.

It is an arithmetic number, because the mean of its divisors is an integer number (1081122).

Almost surely, 2^4272923 is an apocalyptic number.

4272923 is a deficient number, since it is larger than the sum of its proper divisors (51565).

4272923 is an equidigital number, since it uses as much as digits as its factorization.

4272923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51564.

The product of its digits is 6048, while the sum is 29.

The square root of 4272923 is about 2067.1049804013. The cubic root of 4272923 is about 162.2712900886.

The spelling of 4272923 in words is "four million, two hundred seventy-two thousand, nine hundred twenty-three".