1616252 has 24 divisors (see below), whose sum is σ = 3123120. Its totient is φ = 725760.

The previous prime is 1616231. The next prime is 1616269. The reversal of 1616252 is 2526161.

It is a super-2 number, since 2×1616252² = 5224541055008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4628 + ... + 4964.

It is an arithmetic number, because the mean of its divisors is an integer number (130130).

2^1616252 is an apocalyptic number.

It is an amenable number.

1616252 is a deficient number, since it is larger than the sum of its proper divisors (1506868).

1616252 is a wasteful number, since it uses less digits than its factorization.

1616252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461 (or 459 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 1616252 is about 1271.3190000940. The cubic root of 1616252 is about 117.3553856909.

Subtracting 1616252 from its reverse (2526161), we obtain a palindrome (909909).

The spelling of 1616252 in words is "one million, six hundred sixteen thousand, two hundred fifty-two".