1423416 has 32 divisors (see below), whose sum is σ = 3594240. Its totient is φ = 469728.

The previous prime is 1423403. The next prime is 1423417. The reversal of 1423416 is 6143241.

It is a super-2 number, since 2×1423416² = 4052226218112, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1423392 and 1423401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2815 + ... + 3281.

It is an arithmetic number, because the mean of its divisors is an integer number (112320).

2^1423416 is an apocalyptic number.

It is an amenable number.

1423416 is an abundant number, since it is smaller than the sum of its proper divisors (2170824).

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

1423416 is a wasteful number, since it uses less digits than its factorization.

1423416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603 (or 599 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 1423416 is about 1193.0699895647. The cubic root of 1423416 is about 112.4891446316.

Adding to 1423416 its reverse (6143241), we get a palindrome (7566657).

The spelling of 1423416 in words is "one million, four hundred twenty-three thousand, four hundred sixteen".