3506204656 has 60 divisors (see below), whose sum is σ = 7210363656. Its totient is φ = 1650430080.

The previous prime is 3506204633. The next prime is 3506204677. The reversal of 3506204656 is 6564026053.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 565831 + ... + 571993.

Almost surely, 2^3506204656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3506204656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3605181828).

3506204656 is an abundant number, since it is smaller than the sum of its proper divisors (3704159000).

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

3506204656 is a wasteful number, since it uses less digits than its factorization.

3506204656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6270 (or 6233 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

The square root of 3506204656 is about 59213.2135253610. The cubic root of 3506204656 is about 1519.1911462914.

The spelling of 3506204656 in words is "three billion, five hundred six million, two hundred four thousand, six hundred fifty-six".