4245146 has 4 divisors (see below), whose sum is σ = 6367722. Its totient is φ = 2122572.

The previous prime is 4245119. The next prime is 4245149. The reversal of 4245146 is 6415424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3024121 + 1221025 = 1739^2 + 1105^2 .

It is a super-2 number, since 2×4245146² = 36042529122632, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4 + 2⁵ + 4⁵ + 5⁵ + 1 + 4¹¹ + 6⁶ .

It is not an unprimeable number, because it can be changed into a prime (4245149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061285 + ... + 1061288.

Almost surely, 2^4245146 is an apocalyptic number.

4245146 is a deficient number, since it is larger than the sum of its proper divisors (2122576).

4245146 is a wasteful number, since it uses less digits than its factorization.

4245146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122575.

The product of its digits is 3840, while the sum is 26.

The square root of 4245146 is about 2060.3752085482. The cubic root of 4245146 is about 161.9188996085.

The spelling of 4245146 in words is "four million, two hundred forty-five thousand, one hundred forty-six".