34138757 has 8 divisors (see below), whose sum is σ = 34884000. Its totient is φ = 33399184.

The previous prime is 34138747. The next prime is 34138759. The reversal of 34138757 is 75783143.

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 34138757 - 2⁸ = 34138501 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34138757.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34138759) 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, 12119 + ... + 14667.

It is an arithmetic number, because the mean of its divisors is an integer number (4360500).

Almost surely, 2^34138757 is an apocalyptic number.

It is an amenable number.

34138757 is a deficient number, since it is larger than the sum of its proper divisors (745243).

34138757 is a wasteful number, since it uses less digits than its factorization.

34138757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2835.

The product of its digits is 70560, while the sum is 38.

The square root of 34138757 is about 5842.8380946249. The cubic root of 34138757 is about 324.4012866854.

The spelling of 34138757 in words is "thirty-four million, one hundred thirty-eight thousand, seven hundred fifty-seven".