4234518 has 24 divisors (see below), whose sum is σ = 9515688. Its totient is φ = 1411344.

The previous prime is 4234501. The next prime is 4234537. The reversal of 4234518 is 8154324.

It is a super-2 number, since 2×4234518² = 35862285384648, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 4234491 and 4234500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3871 + ... + 4842.

It is an arithmetic number, because the mean of its divisors is an integer number (396487).

Almost surely, 2^4234518 is an apocalyptic number.

4234518 is an abundant number, since it is smaller than the sum of its proper divisors (5281170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4234518 is an equidigital number, since it uses as much as digits as its factorization.

4234518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8730 (or 8718 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 4234518 is about 2057.7944503764. The cubic root of 4234518 is about 161.7836618434.

The spelling of 4234518 in words is "four million, two hundred thirty-four thousand, five hundred eighteen".