34250387 has 2 divisors, whose sum is σ = 34250388. Its totient is φ = 34250386.

The previous prime is 34250383. The next prime is 34250399. The reversal of 34250387 is 78305243.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34250387 - 2² = 34250383 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34250383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17125193 + 17125194.

It is an arithmetic number, because the mean of its divisors is an integer number (17125194).

Almost surely, 2^34250387 is an apocalyptic number.

34250387 is a deficient number, since it is larger than the sum of its proper divisors (1).

34250387 is an equidigital number, since it uses as much as digits as its factorization.

34250387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 34250387 is about 5852.3830189078. The cubic root of 34250387 is about 324.7544875593.

It can be divided in two parts, 34 and 250387, that multiplied together give a palindrome (8513158).

The spelling of 34250387 in words is "thirty-four million, two hundred fifty thousand, three hundred eighty-seven".