4209330 has 32 divisors (see below), whose sum is σ = 10168704. Its totient is φ = 1115136.

The previous prime is 4209311. The next prime is 4209349. The reversal of 4209330 is 339024.

It is an interprime number because it is at equal distance from previous prime (4209311) and next prime (4209349).

It is an Ulam number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4209297 and 4209306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5427 + ... + 6153.

It is an arithmetic number, because the mean of its divisors is an integer number (317772).

Almost surely, 2^4209330 is an apocalyptic number.

4209330 is an abundant number, since it is smaller than the sum of its proper divisors (5959374).

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

4209330 is a wasteful number, since it uses less digits than its factorization.

4209330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 4209330 is about 2051.6651773620. The cubic root of 4209330 is about 161.4622467961.

Adding to 4209330 its sum of digits (21), we get a triangular number (4209351 = T₂₉₀₁).

It can be divided in two parts, 420 and 9330, that multiplied together give a triangular number (3918600 = T₂₇₉₉).

The spelling of 4209330 in words is "four million, two hundred nine thousand, three hundred thirty".