1542026 has 4 divisors (see below), whose sum is σ = 2313042. Its totient is φ = 771012.

The previous prime is 1542007. The next prime is 1542029. The reversal of 1542026 is 6202451.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1050625 + 491401 = 1025^2 + 701^2 .

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1541989 and 1542007.

It is not an unprimeable number, because it can be changed into a prime (1542029) 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 as a sum of consecutive naturals, namely, 385505 + ... + 385508.

2^1542026 is an apocalyptic number.

1542026 is a deficient number, since it is larger than the sum of its proper divisors (771016).

1542026 is an equidigital number, since it uses as much as digits as its factorization.

1542026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771015.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1542026 is about 1241.7833949607. The cubic root of 1542026 is about 115.5306540826.

Adding to 1542026 its reverse (6202451), we get a palindrome (7744477).

The spelling of 1542026 in words is "one million, five hundred forty-two thousand, twenty-six".