34348890 has 64 divisors (see below), whose sum is σ = 87422976. Its totient is φ = 8619072.

The previous prime is 34348889. The next prime is 34348921. The reversal of 34348890 is 9884343.

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, 45859 + ... + 46601.

It is an arithmetic number, because the mean of its divisors is an integer number (1365984).

Almost surely, 2^34348890 is an apocalyptic number.

34348890 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 34348890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43711488).

34348890 is an abundant number, since it is smaller than the sum of its proper divisors (53074086).

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

34348890 is a wasteful number, since it uses less digits than its factorization.

34348890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 34348890 is about 5860.7926085129. The cubic root of 34348890 is about 325.0655173633.

The spelling of 34348890 in words is "thirty-four million, three hundred forty-eight thousand, eight hundred ninety".