1423392 has 24 divisors (see below), whose sum is σ = 3736656. Its totient is φ = 474432.

The previous prime is 1423391. The next prime is 1423399. The reversal of 1423392 is 2933241.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1423391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7318 + ... + 7509.

It is an arithmetic number, because the mean of its divisors is an integer number (155694).

2^1423392 is an apocalyptic number.

1423392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1423392 is an abundant number, since it is smaller than the sum of its proper divisors (2313264).

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

1423392 is a wasteful number, since it uses less digits than its factorization.

1423392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14840 (or 14832 counting only the distinct ones).

The product of its digits is 1296, while the sum is 24.

The square root of 1423392 is about 1193.0599314368. The cubic root of 1423392 is about 112.4885124073.

The spelling of 1423392 in words is "one million, four hundred twenty-three thousand, three hundred ninety-two".