1606235120 has 80 divisors (see below), whose sum is σ = 4383403968. Its totient is φ = 535818240.

The previous prime is 1606235117. The next prime is 1606235143. The reversal of 1606235120 is 215326061.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 1606235120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18041 + ... + 59480.

Almost surely, 2^1606235120 is an apocalyptic number.

1606235120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1606235120 is an abundant number, since it is smaller than the sum of its proper divisors (2777168848).

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

1606235120 is a wasteful number, since it uses less digits than its factorization.

1606235120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77578 (or 77572 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1606235120 is about 40077.8632164940. The cubic root of 1606235120 is about 1171.1244261245.

The spelling of 1606235120 in words is "one billion, six hundred six million, two hundred thirty-five thousand, one hundred twenty".