34209457 has 8 divisors (see below), whose sum is σ = 37105992. Its totient is φ = 31411200.

The previous prime is 34209451. The next prime is 34209499. The reversal of 34209457 is 75490243.

It can be written as a sum of positive squares in 4 ways, for example, as 2298256 + 31911201 = 1516^2 + 5649^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34209457 - 2¹¹ = 34207409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34209451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23844 + ... + 25237.

It is an arithmetic number, because the mean of its divisors is an integer number (4638249).

Almost surely, 2^34209457 is an apocalyptic number.

It is an amenable number.

34209457 is a deficient number, since it is larger than the sum of its proper divisors (2896535).

34209457 is a wasteful number, since it uses less digits than its factorization.

34209457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49139.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 34209457 is about 5848.8851074371. The cubic root of 34209457 is about 324.6250729678.

The spelling of 34209457 in words is "thirty-four million, two hundred nine thousand, four hundred fifty-seven".