1535423 has 8 divisors (see below), whose sum is σ = 1638000. Its totient is φ = 1434240.

The previous prime is 1535393. The next prime is 1535441. The reversal of 1535423 is 3245351.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1535423 - 2¹⁴ = 1519039 is a prime.

It is a Duffinian number.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1535453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2828 + ... + 3326.

It is an arithmetic number, because the mean of its divisors is an integer number (204750).

2^1535423 is an apocalyptic number.

1535423 is a deficient number, since it is larger than the sum of its proper divisors (102577).

1535423 is a wasteful number, since it uses less digits than its factorization.

1535423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697.

The product of its digits is 1800, while the sum is 23.

The square root of 1535423 is about 1239.1218664845. The cubic root of 1535423 is about 115.3655162804.

The spelling of 1535423 in words is "one million, five hundred thirty-five thousand, four hundred twenty-three".