1602427 has 2 divisors, whose sum is σ = 1602428. Its totient is φ = 1602426.

The previous prime is 1602407. The next prime is 1602451. The reversal of 1602427 is 7242061.

It is a weak prime.

It is an emirp because it is prime and its reverse (7242061) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1602427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1602398 and 1602407.

It is not a weakly prime, because it can be changed into another prime (1602407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 801213 + 801214.

It is an arithmetic number, because the mean of its divisors is an integer number (801214).

2^1602427 is an apocalyptic number.

1602427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1602427 is an equidigital number, since it uses as much as digits as its factorization.

1602427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 1602427 is about 1265.8700565224. The cubic root of 1602427 is about 117.0198179107.

Adding to 1602427 its reverse (7242061), we get a palindrome (8844488).

The spelling of 1602427 in words is "one million, six hundred two thousand, four hundred twenty-seven".