3400732643 has 48 divisors (see below), whose sum is σ = 4649011200. Its totient is φ = 2452665600.

The previous prime is 3400732639. The next prime is 3400732663. The reversal of 3400732643 is 3462370043.

It is not a de Polignac number, because 3400732643 - 2² = 3400732639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3400732663) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 379883 + ... + 388731.

It is an arithmetic number, because the mean of its divisors is an integer number (96854400).

Almost surely, 2^3400732643 is an apocalyptic number.

3400732643 is a deficient number, since it is larger than the sum of its proper divisors (1248278557).

3400732643 is a wasteful number, since it uses less digits than its factorization.

3400732643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8928 (or 8921 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 32.

The square root of 3400732643 is about 58315.8009719493. The cubic root of 3400732643 is about 1503.8025954402.

The spelling of 3400732643 in words is "three billion, four hundred million, seven hundred thirty-two thousand, six hundred forty-three".