1601002170 has 96 divisors (see below), whose sum is σ = 4417545600. Its totient is φ = 401419392.

The previous prime is 1601002141. The next prime is 1601002177. The reversal of 1601002170 is 712001061.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1601002177) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 115576 + ... + 128684.

It is an arithmetic number, because the mean of its divisors is an integer number (46016100).

Almost surely, 2^1601002170 is an apocalyptic number.

1601002170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1601002170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2208772800).

1601002170 is an abundant number, since it is smaller than the sum of its proper divisors (2816543430).

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

1601002170 is a wasteful number, since it uses less digits than its factorization.

1601002170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13204 (or 13201 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 1601002170 is about 40012.5251640033. The cubic root of 1601002170 is about 1169.8512412229.

The spelling of 1601002170 in words is "one billion, six hundred one million, two thousand, one hundred seventy".