3433721087 has 4 divisors (see below), whose sum is σ = 3435115416. Its totient is φ = 3432326760.

The previous prime is 3433721063. The next prime is 3433721089. The reversal of 3433721087 is 7801273343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7801273343 = 617 ⋅12643879.

It is a cyclic number.

It is not a de Polignac number, because 3433721087 - 2⁶ = 3433721023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3433721087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3433721089) 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, 693464 + ... + 698397.

It is an arithmetic number, because the mean of its divisors is an integer number (858778854).

Almost surely, 2^3433721087 is an apocalyptic number.

3433721087 is a deficient number, since it is larger than the sum of its proper divisors (1394329).

3433721087 is a wasteful number, since it uses less digits than its factorization.

3433721087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394328.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 3433721087 is about 58597.9614577163. The cubic root of 3433721087 is about 1508.6494491176.

The spelling of 3433721087 in words is "three billion, four hundred thirty-three million, seven hundred twenty-one thousand, eighty-seven".