3433078640 has 40 divisors (see below), whose sum is σ = 7987607808. Its totient is φ = 1372250880.

The previous prime is 3433078639. The next prime is 3433078643. The reversal of 3433078640 is 468703343.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 3433078594 and 3433078603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3433078643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103094 + ... + 132266.

Almost surely, 2^3433078640 is an apocalyptic number.

It is an amenable number.

3433078640 is an abundant number, since it is smaller than the sum of its proper divisors (4554529168).

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

3433078640 is a wasteful number, since it uses less digits than its factorization.

3433078640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30657 (or 30651 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 38.

The square root of 3433078640 is about 58592.4793808898. The cubic root of 3433078640 is about 1508.5553541361. Note that the first 3 decimals are identical.

The spelling of 3433078640 in words is "three billion, four hundred thirty-three million, seventy-eight thousand, six hundred forty".