34197139 has 8 divisors (see below), whose sum is σ = 35362800. Its totient is φ = 33044256.

The previous prime is 34197109. The next prime is 34197161. The reversal of 34197139 is 93179143.

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

It is not a de Polignac number, because 34197139 - 2⁷ = 34197011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34197098 and 34197107.

It is not an unprimeable number, because it can be changed into a prime (34197109) 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, 2412 + ... + 8614.

It is an arithmetic number, because the mean of its divisors is an integer number (4420350).

Almost surely, 2^34197139 is an apocalyptic number.

34197139 is a deficient number, since it is larger than the sum of its proper divisors (1165661).

34197139 is a wasteful number, since it uses less digits than its factorization.

34197139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6389.

The product of its digits is 20412, while the sum is 37.

The square root of 34197139 is about 5847.8319914307. The cubic root of 34197139 is about 324.5861050718.

The spelling of 34197139 in words is "thirty-four million, one hundred ninety-seven thousand, one hundred thirty-nine".