42273351 has 36 divisors (see below), whose sum is σ = 64969632. Its totient is φ = 26469504.

The previous prime is 42273317. The next prime is 42273353. The reversal of 42273351 is 15337224.

42273351 is a `hidden beast` number, since 42 + 273 + 351 = 666.

It is not a de Polignac number, because 42273351 - 2⁷ = 42273223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42273353) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 579051 + ... + 579123.

It is an arithmetic number, because the mean of its divisors is an integer number (1804712).

Almost surely, 2^42273351 is an apocalyptic number.

42273351 is a deficient number, since it is larger than the sum of its proper divisors (22696281).

42273351 is a wasteful number, since it uses less digits than its factorization.

42273351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200 (or 160 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 42273351 is about 6501.7959826497. The cubic root of 42273351 is about 348.3551418064.

It can be divided in two parts, 42273 and 351, that added together give a palindrome (42624).

The spelling of 42273351 in words is "forty-two million, two hundred seventy-three thousand, three hundred fifty-one".