4230919 has 16 divisors (see below), whose sum is σ = 5506560. Its totient is φ = 3152160.

The previous prime is 4230917. The next prime is 4230923. The reversal of 4230919 is 9190324.

It is a happy number.

It is not a de Polignac number, because 4230919 - 2¹ = 4230917 is a prime.

It is a super-2 number, since 2×4230919² = 35801351169122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4230917) 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, 577 + ... + 2965.

It is an arithmetic number, because the mean of its divisors is an integer number (344160).

Almost surely, 2^4230919 is an apocalyptic number.

4230919 is a deficient number, since it is larger than the sum of its proper divisors (1275641).

4230919 is a wasteful number, since it uses less digits than its factorization.

4230919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2430.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 4230919 is about 2056.9197845322. The cubic root of 4230919 is about 161.7378144818.

The spelling of 4230919 in words is "four million, two hundred thirty thousand, nine hundred nineteen".