4023402 has 32 divisors (see below), whose sum is σ = 8769600. Its totient is φ = 1225728.

The previous prime is 4023401. The next prime is 4023469. The reversal of 4023402 is 2043204.

It is a happy number.

4023402 is nontrivially palindromic in base 5.

It is not an unprimeable number, because it can be changed into a prime (4023401) 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, 2698 + ... + 3914.

It is an arithmetic number, because the mean of its divisors is an integer number (274050).

Almost surely, 2^4023402 is an apocalyptic number.

4023402 is an abundant number, since it is smaller than the sum of its proper divisors (4746198).

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

4023402 is a wasteful number, since it uses less digits than its factorization.

4023402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 4023402 is about 2005.8419678529. The cubic root of 4023402 is about 159.0490731008.

Adding to 4023402 its reverse (2043204), we get a palindrome (6066606).

The spelling of 4023402 in words is "four million, twenty-three thousand, four hundred two".