1542204 has 18 divisors (see below), whose sum is σ = 3898440. Its totient is φ = 514056.

The previous prime is 1542193. The next prime is 1542217. The reversal of 1542204 is 4022451.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21384 + ... + 21455.

It is an arithmetic number, because the mean of its divisors is an integer number (216580).

2^1542204 is an apocalyptic number.

It is an amenable number.

1542204 is an abundant number, since it is smaller than the sum of its proper divisors (2356236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1542204 is a wasteful number, since it uses less digits than its factorization.

1542204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42849 (or 42844 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 1542204 is about 1241.8550640071. The cubic root of 1542204 is about 115.5350992444.

Adding to 1542204 its reverse (4022451), we get a palindrome (5564655).

The spelling of 1542204 in words is "one million, five hundred forty-two thousand, two hundred four".