42273294 has 16 divisors (see below), whose sum is σ = 96624768. Its totient is φ = 12078072.

The previous prime is 42273293. The next prime is 42273313. The reversal of 42273294 is 49237224.

It is a super-2 number, since 2×42273294² = 3574062771220872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42273293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 503212 + ... + 503295.

It is an arithmetic number, because the mean of its divisors is an integer number (6039048).

Almost surely, 2^42273294 is an apocalyptic number.

42273294 is an abundant number, since it is smaller than the sum of its proper divisors (54351474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42273294 is a wasteful number, since it uses less digits than its factorization.

42273294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006519.

The product of its digits is 24192, while the sum is 33.

The square root of 42273294 is about 6501.7915992440. The cubic root of 42273294 is about 348.3549852361.

The spelling of 42273294 in words is "forty-two million, two hundred seventy-three thousand, two hundred ninety-four".