1604056242 has 8 divisors (see below), whose sum is σ = 3208112496. Its totient is φ = 534685412.

The previous prime is 1604056231. The next prime is 1604056261. The reversal of 1604056242 is 2426504061.

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

1604056242 is an admirable number.

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, 133671348 + ... + 133671359.

It is an arithmetic number, because the mean of its divisors is an integer number (401014062).

Almost surely, 2^1604056242 is an apocalyptic number.

1604056242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1604056242 is a wasteful number, since it uses less digits than its factorization.

1604056242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267342712.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1604056242 is about 40050.6709307098. The cubic root of 1604056242 is about 1170.5946381944.

The spelling of 1604056242 in words is "one billion, six hundred four million, fifty-six thousand, two hundred forty-two".