1604794 has 8 divisors (see below), whose sum is σ = 2415348. Its totient is φ = 799680.

The previous prime is 1604753. The next prime is 1604809. The reversal of 1604794 is 4974061.

It can be written as a sum of positive squares in 2 ways, for example, as 1238769 + 366025 = 1113^2 + 605^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517 + ... + 1864.

2^1604794 is an apocalyptic number.

1604794 is a deficient number, since it is larger than the sum of its proper divisors (810554).

1604794 is a wasteful number, since it uses less digits than its factorization.

1604794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2720.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 1604794 is about 1266.8046416082. The cubic root of 1604794 is about 117.0774075625.

The spelling of 1604794 in words is "one million, six hundred four thousand, seven hundred ninety-four".