3430390843 has 4 divisors (see below), whose sum is σ = 3742244568. Its totient is φ = 3118537120.

The previous prime is 3430390823. The next prime is 3430390871. The reversal of 3430390843 is 3480930343.

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

It is a cyclic number.

It is not a de Polignac number, because 3430390843 - 2²¹ = 3428293691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3430390823) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 155926846 + ... + 155926867.

It is an arithmetic number, because the mean of its divisors is an integer number (935561142).

Almost surely, 2^3430390843 is an apocalyptic number.

3430390843 is a deficient number, since it is larger than the sum of its proper divisors (311853725).

3430390843 is a wasteful number, since it uses less digits than its factorization.

3430390843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311853724.

The product of its (nonzero) digits is 93312, while the sum is 37.

The square root of 3430390843 is about 58569.5385247314. The cubic root of 3430390843 is about 1508.1615628683.

The spelling of 3430390843 in words is "three billion, four hundred thirty million, three hundred ninety thousand, eight hundred forty-three".