1616130 has 24 divisors (see below), whose sum is σ = 4202172. Its totient is φ = 430944.

The previous prime is 1616119. The next prime is 1616161. The reversal of 1616130 is 316161.

It can be written as a sum of positive squares in 2 ways, for example, as 1461681 + 154449 = 1209^2 + 393^2 .

It is a super-2 number, since 2×1616130² = 5223752353800, which contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8889 + ... + 9068.

2^1616130 is an apocalyptic number.

1616130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1616130 is an abundant number, since it is smaller than the sum of its proper divisors (2586042).

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

1616130 is a wasteful number, since it uses less digits than its factorization.

1616130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17970 (or 17967 counting only the distinct ones).

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

The square root of 1616130 is about 1271.2710175254. The cubic root of 1616130 is about 117.3524328269.

The spelling of 1616130 in words is "one million, six hundred sixteen thousand, one hundred thirty".