42253303 has 4 divisors (see below), whose sum is σ = 42406120. Its totient is φ = 42100488.

The previous prime is 42253291. The next prime is 42253333. The reversal of 42253303 is 30335224.

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

It is a cyclic number.

It is not a de Polignac number, because 42253303 - 2¹³ = 42245111 is a prime.

It is a super-2 number, since 2×42253303² = 3570683228819618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42253333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75993 + ... + 76546.

It is an arithmetic number, because the mean of its divisors is an integer number (10601530).

Almost surely, 2^42253303 is an apocalyptic number.

42253303 is a deficient number, since it is larger than the sum of its proper divisors (152817).

42253303 is a wasteful number, since it uses less digits than its factorization.

42253303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152816.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 42253303 is about 6500.2540719575. The cubic root of 42253303 is about 348.3000643323.

Adding to 42253303 its reverse (30335224), we get a palindrome (72588527).

The spelling of 42253303 in words is "forty-two million, two hundred fifty-three thousand, three hundred three".