423249 has 16 divisors (see below), whose sum is σ = 614592. Its totient is φ = 258048.

The previous prime is 423233. The next prime is 423251. The reversal of 423249 is 942324.

It is a happy number.

It is not a de Polignac number, because 423249 - 2⁴ = 423233 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (423209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2097 + ... + 2289.

It is an arithmetic number, because the mean of its divisors is an integer number (38412).

2⁴²³²⁴⁹ is an apocalyptic number.

It is an amenable number.

423249 is a deficient number, since it is larger than the sum of its proper divisors (191343).

423249 is a wasteful number, since it uses less digits than its factorization.

423249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256.

The product of its digits is 1728, while the sum is 24.

The square root of 423249 is about 650.5758987236. The cubic root of 423249 is about 75.0813339874.

The spelling of 423249 in words is "four hundred twenty-three thousand, two hundred forty-nine".