1604852 has 12 divisors (see below), whose sum is σ = 2818116. Its totient is φ = 799680.

The previous prime is 1604833. The next prime is 1604857. The reversal of 1604852 is 2584061.

It can be written as a sum of positive squares in 2 ways, for example, as 226576 + 1378276 = 476^2 + 1174^2 .

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1604857) 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, 1208 + ... + 2160.

It is an arithmetic number, because the mean of its divisors is an integer number (234843).

2^1604852 is an apocalyptic number.

It is an amenable number.

1604852 is a deficient number, since it is larger than the sum of its proper divisors (1213264).

1604852 is a wasteful number, since it uses less digits than its factorization.

1604852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378 (or 1376 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 1604852 is about 1266.8275336446. The cubic root of 1604852 is about 117.0788180047.

The spelling of 1604852 in words is "one million, six hundred four thousand, eight hundred fifty-two".