616468 has 12 divisors (see below), whose sum is σ = 1085140. Its totient is φ = 306432.

The previous prime is 616463. The next prime is 616481. The reversal of 616468 is 864616.

It can be written as a sum of positive squares in 2 ways, for example, as 412164 + 204304 = 642^2 + 452^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616463) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 580 + ... + 1252.

2⁶¹⁶⁴⁶⁸ is an apocalyptic number.

It is an amenable number.

616468 is a deficient number, since it is larger than the sum of its proper divisors (468672).

616468 is a wasteful number, since it uses less digits than its factorization.

616468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906 (or 904 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 616468 is about 785.1547618145. The cubic root of 616468 is about 85.1079597066.

The spelling of 616468 in words is "six hundred sixteen thousand, four hundred sixty-eight".