3416605921 has 4 divisors (see below), whose sum is σ = 3489299712. Its totient is φ = 3343912132.

The previous prime is 3416605919. The next prime is 3416605987. The reversal of 3416605921 is 1295066143.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3416605921 - 2¹ = 3416605919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3416605121) 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, 36346825 + ... + 36346918.

It is an arithmetic number, because the mean of its divisors is an integer number (872324928).

Almost surely, 2^3416605921 is an apocalyptic number.

It is an amenable number.

3416605921 is a deficient number, since it is larger than the sum of its proper divisors (72693791).

3416605921 is an equidigital number, since it uses as much as digits as its factorization.

3416605921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72693790.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 3416605921 is about 58451.7401024127. The cubic root of 3416605921 is about 1506.1386835867.

The spelling of 3416605921 in words is "three billion, four hundred sixteen million, six hundred five thousand, nine hundred twenty-one".