1652616 has 64 divisors (see below), whose sum is σ = 5251200. Its totient is φ = 471744.

The previous prime is 1652611. The next prime is 1652617. The reversal of 1652616 is 6162561.

It is a happy number.

1652616 is a `hidden beast` number, since 1 + 652 + 6 + 1 + 6 = 666.

It is a super-2 number, since 2×1652616² = 5462279286912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1652616.

It is not an unprimeable number, because it can be changed into a prime (1652611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 966 + ... + 2058.

It is an arithmetic number, because the mean of its divisors is an integer number (82050).

2^1652616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1652616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2625600).

1652616 is an abundant number, since it is smaller than the sum of its proper divisors (3598584).

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

1652616 is a wasteful number, since it uses less digits than its factorization.

1652616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115 (or 1105 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 1652616 is about 1285.5411311973. The cubic root of 1652616 is about 118.2289913168.

The spelling of 1652616 in words is "one million, six hundred fifty-two thousand, six hundred sixteen".