16252620 has 48 divisors (see below), whose sum is σ = 46743648. Its totient is φ = 4216320.

The previous prime is 16252603. The next prime is 16252631. The reversal of 16252620 is 2625261.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1441 + ... + 5880.

It is an arithmetic number, because the mean of its divisors is an integer number (973826).

Almost surely, 2^16252620 is an apocalyptic number.

16252620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16252620 is an abundant number, since it is smaller than the sum of its proper divisors (30491028).

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

16252620 is a wasteful number, since it uses less digits than its factorization.

16252620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7370 (or 7368 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 16252620 is about 4031.4538320561. The cubic root of 16252620 is about 253.3034629294.

Adding to 16252620 its reverse (2625261), we get a palindrome (18877881).

The spelling of 16252620 in words is "sixteen million, two hundred fifty-two thousand, six hundred twenty".