34209970 has 32 divisors (see below), whose sum is σ = 65370240. Its totient is φ = 12862080.

The previous prime is 34209919. The next prime is 34209971. The reversal of 34209970 is 7990243.

It is not an unprimeable number, because it can be changed into a prime (34209971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12310 + ... + 14830.

It is an arithmetic number, because the mean of its divisors is an integer number (2042820).

Almost surely, 2^34209970 is an apocalyptic number.

34209970 is a deficient number, since it is larger than the sum of its proper divisors (31160270).

34209970 is a wasteful number, since it uses less digits than its factorization.

34209970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 34209970 is about 5848.9289617844. The cubic root of 34209970 is about 324.6266956364.

The spelling of 34209970 in words is "thirty-four million, two hundred nine thousand, nine hundred seventy".