4075245 has 16 divisors (see below), whose sum is σ = 7245120. Its totient is φ = 2173392.

The previous prime is 4075243. The next prime is 4075271. The reversal of 4075245 is 5425704.

It is not a de Polignac number, because 4075245 - 2¹ = 4075243 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4075241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14959 + ... + 15228.

It is an arithmetic number, because the mean of its divisors is an integer number (452820).

Almost surely, 2^4075245 is an apocalyptic number.

4075245 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4075245 is a deficient number, since it is larger than the sum of its proper divisors (3169875).

4075245 is a wasteful number, since it uses less digits than its factorization.

4075245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30201 (or 30195 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 4075245 is about 2018.7236066386. The cubic root of 4075245 is about 159.7292948545.

The spelling of 4075245 in words is "four million, seventy-five thousand, two hundred forty-five".