1423028 has 12 divisors (see below), whose sum is σ = 2551332. Its totient is φ = 694080.

The previous prime is 1423003. The next prime is 1423039. The reversal of 1423028 is 8203241.

It can be written as a sum of positive squares in 2 ways, for example, as 195364 + 1227664 = 442^2 + 1108^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4175 + ... + 4502.

It is an arithmetic number, because the mean of its divisors is an integer number (212611).

2^1423028 is an apocalyptic number.

It is an amenable number.

1423028 is a deficient number, since it is larger than the sum of its proper divisors (1128304).

1423028 is a wasteful number, since it uses less digits than its factorization.

1423028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8722 (or 8720 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1423028 is about 1192.9073727662. The cubic root of 1423028 is about 112.4789228003.

Adding to 1423028 its reverse (8203241), we get a palindrome (9626269).

The spelling of 1423028 in words is "one million, four hundred twenty-three thousand, twenty-eight".