34521480 has 288 divisors, whose sum is σ = 138715200. Its totient is φ = 7402752.

The previous prime is 34521463. The next prime is 34521491. The reversal of 34521480 is 8412543.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 335109 + ... + 335211.

It is an arithmetic number, because the mean of its divisors is an integer number (481650).

Almost surely, 2^34521480 is an apocalyptic number.

34521480 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 34521480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69357600).

34521480 is an abundant number, since it is smaller than the sum of its proper divisors (104193720).

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

34521480 is a wasteful number, since it uses less digits than its factorization.

34521480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 139 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 34521480 is about 5875.4982767422. The cubic root of 34521480 is about 325.6090512167.

The spelling of 34521480 in words is "thirty-four million, five hundred twenty-one thousand, four hundred eighty".