4250389 has 8 divisors (see below), whose sum is σ = 4993632. Its totient is φ = 3566640.

The previous prime is 4250387. The next prime is 4250431. The reversal of 4250389 is 9830524.

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

It is not a de Polignac number, because 4250389 - 2¹ = 4250387 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 4250389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4250387) 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, 14719 + ... + 15004.

It is an arithmetic number, because the mean of its divisors is an integer number (624204).

Almost surely, 2^4250389 is an apocalyptic number.

It is an amenable number.

4250389 is a deficient number, since it is larger than the sum of its proper divisors (743243).

4250389 is a wasteful number, since it uses less digits than its factorization.

4250389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29747.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 4250389 is about 2061.6471570082. The cubic root of 4250389 is about 161.9855319091.

The spelling of 4250389 in words is "four million, two hundred fifty thousand, three hundred eighty-nine".