1616120 has 32 divisors (see below), whose sum is σ = 3967920. Its totient is φ = 587520.

The previous prime is 1616119. The next prime is 1616161. The reversal of 1616120 is 216161.

It is a happy number.

It is a super-2 number, since 2×1616120² = 5223687708800, which contains 22 as substring.

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1397 + ... + 2276.

2^1616120 is an apocalyptic number.

1616120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1616120 is an abundant number, since it is smaller than the sum of its proper divisors (2351800).

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

1616120 is a wasteful number, since it uses less digits than its factorization.

1616120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3695 (or 3691 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1616120 is about 1271.2670844476. The cubic root of 1616120 is about 117.3521907823.

The spelling of 1616120 in words is "one million, six hundred sixteen thousand, one hundred twenty".