34690320 has 120 divisors (see below), whose sum is σ = 133164096. Its totient is φ = 7928064.

The previous prime is 34690301. The next prime is 34690343. The reversal of 34690320 is 2309643.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1599 + ... + 8481.

Almost surely, 2^34690320 is an apocalyptic number.

34690320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34690320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66582048).

34690320 is an abundant number, since it is smaller than the sum of its proper divisors (98473776).

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

34690320 is a wasteful number, since it uses less digits than its factorization.

34690320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6909 (or 6900 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 34690320 is about 5889.8488944964. The cubic root of 34690320 is about 326.1390250999.

Adding to 34690320 its reverse (2309643), we get a palindrome (36999963).

The spelling of 34690320 in words is "thirty-four million, six hundred ninety thousand, three hundred twenty".