734685646 has 4 divisors (see below), whose sum is σ = 1102028472. Its totient is φ = 367342822.

The previous prime is 734685613. The next prime is 734685649. The reversal of 734685646 is 646586437.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 734685646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (734685649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183671410 + ... + 183671413.

It is an arithmetic number, because the mean of its divisors is an integer number (275507118).

Almost surely, 2^734685646 is an apocalyptic number.

734685646 is a deficient number, since it is larger than the sum of its proper divisors (367342826).

734685646 is a wasteful number, since it uses less digits than its factorization.

734685646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367342825.

The product of its digits is 2903040, while the sum is 49.

The square root of 734685646 is about 27105.0852424411. The cubic root of 734685646 is about 902.3337154220. Note that the first 3 decimals are identical.

The spelling of 734685646 in words is "seven hundred thirty-four million, six hundred eighty-five thousand, six hundred forty-six".