1535428 has 24 divisors (see below), whose sum is σ = 2872800. Its totient is φ = 715968.

The previous prime is 1535393. The next prime is 1535441. The reversal of 1535428 is 8245351.

It is a junction number, because it is equal to n+sod(n) for n = 1535396 and 1535405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6651 + ... + 6877.

It is an arithmetic number, because the mean of its divisors is an integer number (119700).

2^1535428 is an apocalyptic number.

It is an amenable number.

1535428 is a deficient number, since it is larger than the sum of its proper divisors (1337372).

1535428 is a wasteful number, since it uses less digits than its factorization.

1535428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339 (or 337 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 1535428 is about 1239.1238840407. The cubic root of 1535428 is about 115.3656415069.

The spelling of 1535428 in words is "one million, five hundred thirty-five thousand, four hundred twenty-eight".