3429205890 has 64 divisors (see below), whose sum is σ = 9125523072. Its totient is φ = 817689600.

The previous prime is 3429205873. The next prime is 3429205903. The reversal of 3429205890 is 985029243.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65047 + ... + 105306.

It is an arithmetic number, because the mean of its divisors is an integer number (142586298).

Almost surely, 2^3429205890 is an apocalyptic number.

3429205890 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3429205890 is an abundant number, since it is smaller than the sum of its proper divisors (5696317182).

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

3429205890 is a wasteful number, since it uses less digits than its factorization.

3429205890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170435.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 3429205890 is about 58559.4218721462. The cubic root of 3429205890 is about 1507.9878891325.

The spelling of 3429205890 in words is "three billion, four hundred twenty-nine million, two hundred five thousand, eight hundred ninety".