34449740 has 24 divisors (see below), whose sum is σ = 77910000. Its totient is φ = 12719808.

The previous prime is 34449739. The next prime is 34449763. The reversal of 34449740 is 4794443.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 34449740.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65990 + ... + 66509.

It is an arithmetic number, because the mean of its divisors is an integer number (3246250).

Almost surely, 2^34449740 is an apocalyptic number.

It is an amenable number.

34449740 is an abundant number, since it is smaller than the sum of its proper divisors (43460260).

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

34449740 is a wasteful number, since it uses less digits than its factorization.

34449740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132521 (or 132519 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 34449740 is about 5869.3900875645. The cubic root of 34449740 is about 325.3833425356.

The spelling of 34449740 in words is "thirty-four million, four hundred forty-nine thousand, seven hundred forty".