4209102 has 24 divisors (see below), whose sum is σ = 9173736. Its totient is φ = 1394736.

The previous prime is 4209097. The next prime is 4209103. The reversal of 4209102 is 2019024.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4209103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2953 + ... + 4139.

It is an arithmetic number, because the mean of its divisors is an integer number (382239).

Almost surely, 2^4209102 is an apocalyptic number.

4209102 is an abundant number, since it is smaller than the sum of its proper divisors (4964634).

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

4209102 is a wasteful number, since it uses less digits than its factorization.

4209102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392 (or 1389 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 4209102 is about 2051.6096119876. The cubic root of 4209102 is about 161.4593315216.

The spelling of 4209102 in words is "four million, two hundred nine thousand, one hundred two".