4250387 has 2 divisors, whose sum is σ = 4250388. Its totient is φ = 4250386.

The previous prime is 4250369. The next prime is 4250431. The reversal of 4250387 is 7830524.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4250387 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (4250287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2125193 + 2125194.

It is an arithmetic number, because the mean of its divisors is an integer number (2125194).

Almost surely, 2^4250387 is an apocalyptic number.

4250387 is a deficient number, since it is larger than the sum of its proper divisors (1).

4250387 is an equidigital number, since it uses as much as digits as its factorization.

4250387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 4250387 is about 2061.6466719591. The cubic root of 4250387 is about 161.9855065020.

The spelling of 4250387 in words is "four million, two hundred fifty thousand, three hundred eighty-seven".