616903734 has 16 divisors (see below), whose sum is σ = 1234514160. Its totient is φ = 205516800.

The previous prime is 616903733. The next prime is 616903817. The reversal of 616903734 is 437309616.

It is a junction number, because it is equal to n+sod(n) for n = 616903692 and 616903701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616903733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17739 + ... + 39350.

It is an arithmetic number, because the mean of its divisors is an integer number (77157135).

Almost surely, 2^616903734 is an apocalyptic number.

616903734 is an abundant number, since it is smaller than the sum of its proper divisors (617610426).

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

616903734 is a wasteful number, since it uses less digits than its factorization.

616903734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58895.

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 616903734 is about 24837.5468595431. The cubic root of 616903734 is about 851.2800708282.

The spelling of 616903734 in words is "six hundred sixteen million, nine hundred three thousand, seven hundred thirty-four".