1616363 has 6 divisors (see below), whose sum is σ = 1880316. Its totient is φ = 1385412.

The previous prime is 1616359. The next prime is 1616401. The reversal of 1616363 is 3636161.

It is not a de Polignac number, because 1616363 - 2² = 1616359 is a prime.

It is a super-2 number, since 2×1616363² = 5225258695538, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

1616363 is a modest number, since divided by 6363 gives 161 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1616063) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16445 + ... + 16542.

It is an arithmetic number, because the mean of its divisors is an integer number (313386).

2^1616363 is an apocalyptic number.

1616363 is a deficient number, since it is larger than the sum of its proper divisors (263953).

1616363 is an equidigital number, since it uses as much as digits as its factorization.

1616363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33001 (or 32994 counting only the distinct ones).

The product of its digits is 1944, while the sum is 26.

The square root of 1616363 is about 1271.3626547921. The cubic root of 1616363 is about 117.3580721841.

The spelling of 1616363 in words is "one million, six hundred sixteen thousand, three hundred sixty-three".