1604477413 has 12 divisors (see below), whose sum is σ = 2036109312. Its totient is φ = 1250241720.

The previous prime is 1604477411. The next prime is 1604477423. The reversal of 1604477413 is 3147744061.

It is a happy number.

It is not a de Polignac number, because 1604477413 - 2¹ = 1604477411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1604477411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1487845 + ... + 1488922.

It is an arithmetic number, because the mean of its divisors is an integer number (169675776).

Almost surely, 2^1604477413 is an apocalyptic number.

It is an amenable number.

1604477413 is a deficient number, since it is larger than the sum of its proper divisors (431631899).

1604477413 is a wasteful number, since it uses less digits than its factorization.

1604477413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2976792 (or 2976785 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 1604477413 is about 40055.9285624488. The cubic root of 1604477413 is about 1170.6970821024.

The spelling of 1604477413 in words is "one billion, six hundred four million, four hundred seventy-seven thousand, four hundred thirteen".