1423602 has 32 divisors (see below), whose sum is σ = 3245760. Its totient is φ = 462240.

The previous prime is 1423589. The next prime is 1423603. The reversal of 1423602 is 2063241.

It is a happy number.

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

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (1423603) 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, 1893 + ... + 2535.

It is an arithmetic number, because the mean of its divisors is an integer number (101430).

2^1423602 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1622880).

1423602 is an abundant number, since it is smaller than the sum of its proper divisors (1822158).

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

1423602 is a wasteful number, since it uses less digits than its factorization.

1423602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695 (or 689 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1423602 is about 1193.1479371813. The cubic root of 1423602 is about 112.4940441291.

Adding to 1423602 its reverse (2063241), we get a palindrome (3486843).

It can be divided in two parts, 1423 and 602, that added together give a square (2025 = 45²).

The spelling of 1423602 in words is "one million, four hundred twenty-three thousand, six hundred two".