3456940290 has 16 divisors (see below), whose sum is σ = 8296656768. Its totient is φ = 921850736.

The previous prime is 3456940243. The next prime is 3456940309. The reversal of 3456940290 is 920496543.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57615642 + ... + 57615701.

It is an arithmetic number, because the mean of its divisors is an integer number (518541048).

Almost surely, 2^3456940290 is an apocalyptic number.

3456940290 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3456940290 is an abundant number, since it is smaller than the sum of its proper divisors (4839716478).

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

3456940290 is a wasteful number, since it uses less digits than its factorization.

3456940290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115231353.

The product of its (nonzero) digits is 233280, while the sum is 42.

The square root of 3456940290 is about 58795.7506117576. The cubic root of 3456940290 is about 1512.0423644732.

The spelling of 3456940290 in words is "three billion, four hundred fifty-six million, nine hundred forty thousand, two hundred ninety".