34581457 has 4 divisors (see below), whose sum is σ = 34616740. Its totient is φ = 34546176.

The previous prime is 34581439. The next prime is 34581467. The reversal of 34581457 is 75418543.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22127616 + 12453841 = 4704^2 + 3529^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34581457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34581467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16128 + ... + 18145.

It is an arithmetic number, because the mean of its divisors is an integer number (8654185).

It is a Poulet number, since it divides 2^34581456-1.

Almost surely, 2^34581457 is an apocalyptic number.

It is an amenable number.

34581457 is a deficient number, since it is larger than the sum of its proper divisors (35283).

34581457 is a wasteful number, since it uses less digits than its factorization.

34581457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35282.

The product of its digits is 67200, while the sum is 37.

The square root of 34581457 is about 5880.6000544162. The cubic root of 34581457 is about 325.7975112243.

The spelling of 34581457 in words is "thirty-four million, five hundred eighty-one thousand, four hundred fifty-seven".