1604553234 has 16 divisors (see below), whose sum is σ = 3211049280. Its totient is φ = 534527280.

The previous prime is 1604553233. The next prime is 1604553239. The reversal of 1604553234 is 4323554061.

It is a junction number, because it is equal to n+sod(n) for n = 1604553195 and 1604553204.

It is not an unprimeable number, because it can be changed into a prime (1604553233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70102 + ... + 90129.

It is an arithmetic number, because the mean of its divisors is an integer number (200690580).

Almost surely, 2^1604553234 is an apocalyptic number.

1604553234 is an abundant number, since it is smaller than the sum of its proper divisors (1606496046).

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

1604553234 is a wasteful number, since it uses less digits than its factorization.

1604553234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161905.

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 1604553234 is about 40056.8749904433. The cubic root of 1604553234 is about 1170.7155225875.

The spelling of 1604553234 in words is "one billion, six hundred four million, five hundred fifty-three thousand, two hundred thirty-four".