1540204 has 12 divisors (see below), whose sum is σ = 2782528. Its totient is φ = 745200.

The previous prime is 1540193. The next prime is 1540207. The reversal of 1540204 is 4020451.

It is a hoax number, since the sum of its digits (16) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1540207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6087 + ... + 6334.

2^1540204 is an apocalyptic number.

It is an amenable number.

1540204 is a deficient number, since it is larger than the sum of its proper divisors (1242324).

1540204 is a wasteful number, since it uses less digits than its factorization.

1540204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12456 (or 12454 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 1540204 is about 1241.0495558196. The cubic root of 1540204 is about 115.4851339224.

Adding to 1540204 its reverse (4020451), we get a palindrome (5560655).

The spelling of 1540204 in words is "one million, five hundred forty thousand, two hundred four".