3425382640 has 40 divisors (see below), whose sum is σ = 8310280608. Its totient is φ = 1310580480.

The previous prime is 3425382619. The next prime is 3425382689. The reversal of 3425382640 is 462835243.

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

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3425382640.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 928971 + ... + 932650.

Almost surely, 2^3425382640 is an apocalyptic number.

It is an amenable number.

3425382640 is an abundant number, since it is smaller than the sum of its proper divisors (4884897968).

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

3425382640 is a wasteful number, since it uses less digits than its factorization.

3425382640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861657 (or 1861651 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 3425382640 is about 58526.7685764386. The cubic root of 3425382640 is about 1507.4272580081.

The spelling of 3425382640 in words is "three billion, four hundred twenty-five million, three hundred eighty-two thousand, six hundred forty".