616833477 has 12 divisors (see below), whose sum is σ = 959518924. Its totient is φ = 379589760.

The previous prime is 616833449. The next prime is 616833487. The reversal of 616833477 is 774338616.

It can be written as a sum of positive squares in 2 ways, for example, as 294774561 + 322058916 = 17169^2 + 17946^2 .

It is not a de Polignac number, because 616833477 - 2⁸ = 616833221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616833487) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2635924 + ... + 2636157.

Almost surely, 2^616833477 is an apocalyptic number.

It is an amenable number.

616833477 is a deficient number, since it is larger than the sum of its proper divisors (342685447).

616833477 is a wasteful number, since it uses less digits than its factorization.

616833477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5272100 (or 5272097 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 616833477 is about 24836.1324887753. The cubic root of 616833477 is about 851.2477531687.

The spelling of 616833477 in words is "six hundred sixteen million, eight hundred thirty-three thousand, four hundred seventy-seven".