3200786442 has 160 divisors (see below), whose sum is σ = 8597280384. Its totient is φ = 870912000.

The previous prime is 3200786437. The next prime is 3200786447. The reversal of 3200786442 is 2446870023.

3200786442 is a `hidden beast` number, since 3 + 2 + 0 + 0 + 7 + 8 + 644 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (3200786437) and next prime (3200786447).

It is a junction number, because it is equal to n+sod(n) for n = 3200786397 and 3200786406.

It is not an unprimeable number, because it can be changed into a prime (3200786447) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1998442 + ... + 2000042.

Almost surely, 2^3200786442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3200786442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4298640192).

3200786442 is an abundant number, since it is smaller than the sum of its proper divisors (5396493942).

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

3200786442 is a wasteful number, since it uses less digits than its factorization.

3200786442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706 (or 1697 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 3200786442 is about 56575.4932987773. The cubic root of 3200786442 is about 1473.7333094472.

The spelling of 3200786442 in words is "three billion, two hundred million, seven hundred eighty-six thousand, four hundred forty-two".