1604246023 has 4 divisors (see below), whose sum is σ = 1605271360. Its totient is φ = 1603220688.

The previous prime is 1604246003. The next prime is 1604246047. The reversal of 1604246023 is 3206424061.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1604246023 is a prime.

It is a super-2 number, since 2×1604246023² = 5147210604622633058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1604245982 and 1604246000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1604246003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 510318 + ... + 513451.

It is an arithmetic number, because the mean of its divisors is an integer number (401317840).

Almost surely, 2^1604246023 is an apocalyptic number.

1604246023 is a deficient number, since it is larger than the sum of its proper divisors (1025337).

1604246023 is a wasteful number, since it uses less digits than its factorization.

1604246023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025336.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 1604246023 is about 40053.0401218185. The cubic root of 1604246023 is about 1170.6408019664.

The spelling of 1604246023 in words is "one billion, six hundred four million, two hundred forty-six thousand, twenty-three".