1616946 has 16 divisors (see below), whose sum is σ = 3374784. Its totient is φ = 515504.

The previous prime is 1616939. The next prime is 1616947. The reversal of 1616946 is 6496161.

It is a super-2 number, since 2×1616946² = 5229028733832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1616947) 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, 5721 + ... + 5996.

It is an arithmetic number, because the mean of its divisors is an integer number (210924).

2^1616946 is an apocalyptic number.

1616946 is an abundant number, since it is smaller than the sum of its proper divisors (1757838).

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

1616946 is a wasteful number, since it uses less digits than its factorization.

1616946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11745.

The product of its digits is 7776, while the sum is 33.

The square root of 1616946 is about 1271.5919156711. The cubic root of 1616946 is about 117.3721803045.

The spelling of 1616946 in words is "one million, six hundred sixteen thousand, nine hundred forty-six".