1601316 has 24 divisors (see below), whose sum is σ = 4151840. Its totient is φ = 533736.

The previous prime is 1601309. The next prime is 1601317. The reversal of 1601316 is 6131061.

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

It is not an unprimeable number, because it can be changed into a prime (1601317) 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, 7306 + ... + 7521.

2^1601316 is an apocalyptic number.

It is an amenable number.

1601316 is an abundant number, since it is smaller than the sum of its proper divisors (2550524).

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

1601316 is a wasteful number, since it uses less digits than its factorization.

1601316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14840 (or 14832 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1601316 is about 1265.4311518214. The cubic root of 1601316 is about 116.9927674688.

Adding to 1601316 its reverse (6131061), we get a palindrome (7732377).

The spelling of 1601316 in words is "one million, six hundred one thousand, three hundred sixteen".