4250390 has 8 divisors (see below), whose sum is σ = 7650720. Its totient is φ = 1700152.

The previous prime is 4250387. The next prime is 4250431. The reversal of 4250390 is 930524.

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

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212510 + ... + 212529.

It is an arithmetic number, because the mean of its divisors is an integer number (956340).

Almost surely, 2^4250390 is an apocalyptic number.

4250390 is a deficient number, since it is larger than the sum of its proper divisors (3400330).

4250390 is a wasteful number, since it uses less digits than its factorization.

4250390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425046.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 4250390 is about 2061.6473995327. The cubic root of 4250390 is about 161.9855446127.

The spelling of 4250390 in words is "four million, two hundred fifty thousand, three hundred ninety".