1423152 has 30 divisors (see below), whose sum is σ = 3983252. Its totient is φ = 474336.

The previous prime is 1423129. The next prime is 1423159. The reversal of 1423152 is 2513241.

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

It is not an unprimeable number, because it can be changed into a prime (1423159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4798 + ... + 5085.

2^1423152 is an apocalyptic number.

1423152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1423152 is an abundant number, since it is smaller than the sum of its proper divisors (2560100).

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

1423152 is a wasteful number, since it uses less digits than its factorization.

1423152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9897 (or 9888 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 1423152 is about 1192.9593454934. The cubic root of 1423152 is about 112.4821897731.

Adding to 1423152 its reverse (2513241), we get a palindrome (3936393).

The spelling of 1423152 in words is "one million, four hundred twenty-three thousand, one hundred fifty-two".