1423401 has 24 divisors (see below), whose sum is σ = 2309184. Its totient is φ = 776160.

The previous prime is 1423399. The next prime is 1423403. The reversal of 1423401 is 1043241.

It is an interprime number because it is at equal distance from previous prime (1423399) and next prime (1423403).

It is not a de Polignac number, because 1423401 - 2¹ = 1423399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1423403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3171 + ... + 3591.

It is an arithmetic number, because the mean of its divisors is an integer number (96216).

2^1423401 is an apocalyptic number.

It is an amenable number.

1423401 is a deficient number, since it is larger than the sum of its proper divisors (885783).

1423401 is a wasteful number, since it uses less digits than its factorization.

1423401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461 (or 454 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1423401 is about 1193.0637032447. The cubic root of 1423401 is about 112.4887494922.

Adding to 1423401 its reverse (1043241), we get a palindrome (2466642).

The spelling of 1423401 in words is "one million, four hundred twenty-three thousand, four hundred one".