3435640782 has 48 divisors (see below), whose sum is σ = 8250988032. Its totient is φ = 949944240.

The previous prime is 3435640757. The next prime is 3435640837. The reversal of 3435640782 is 2870465343.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 179368 + ... + 197595.

It is an arithmetic number, because the mean of its divisors is an integer number (171895584).

Almost surely, 2^3435640782 is an apocalyptic number.

3435640782 is an abundant number, since it is smaller than the sum of its proper divisors (4815347250).

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

3435640782 is a wasteful number, since it uses less digits than its factorization.

3435640782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377013 (or 377006 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

The square root of 3435640782 is about 58614.3393889243. The cubic root of 3435640782 is about 1508.9305442892.

The spelling of 3435640782 in words is "three billion, four hundred thirty-five million, six hundred forty thousand, seven hundred eighty-two".