3556490417 has 4 divisors (see below), whose sum is σ = 3556743156. Its totient is φ = 3556237680.

The previous prime is 3556490401. The next prime is 3556490419. The reversal of 3556490417 is 7140946553.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 321269776 + 3235220641 = 17924^2 + 56879^2 .

It is a cyclic number.

It is not a de Polignac number, because 3556490417 - 2⁴ = 3556490401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3556490419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103934 + ... + 133847.

It is an arithmetic number, because the mean of its divisors is an integer number (889185789).

Almost surely, 2^3556490417 is an apocalyptic number.

It is an amenable number.

3556490417 is a deficient number, since it is larger than the sum of its proper divisors (252739).

3556490417 is a wasteful number, since it uses less digits than its factorization.

3556490417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252738.

The product of its (nonzero) digits is 453600, while the sum is 44.

The square root of 3556490417 is about 59636.3179363046. The cubic root of 3556490417 is about 1526.4194136669.

The spelling of 3556490417 in words is "three billion, five hundred fifty-six million, four hundred ninety thousand, four hundred seventeen".