34709121 has 16 divisors (see below), whose sum is σ = 54446400. Its totient is φ = 21777984.

The previous prime is 34709111. The next prime is 34709123. The reversal of 34709121 is 12190743.

It is not a de Polignac number, because 34709121 - 2¹³ = 34700929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (34709123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37351 + ... + 38268.

It is an arithmetic number, because the mean of its divisors is an integer number (3402900).

Almost surely, 2^34709121 is an apocalyptic number.

It is an amenable number.

34709121 is a deficient number, since it is larger than the sum of its proper divisors (19737279).

34709121 is a wasteful number, since it uses less digits than its factorization.

34709121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75645 (or 75639 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 34709121 is about 5891.4447294361. Note that the first 3 decimals coincide. The cubic root of 34709121 is about 326.1979332950.

Adding to 34709121 its reverse (12190743), we get a palindrome (46899864).

The spelling of 34709121 in words is "thirty-four million, seven hundred nine thousand, one hundred twenty-one".