42274044 has 36 divisors (see below), whose sum is σ = 107059680. Its totient is φ = 14064960.

The previous prime is 42274027. The next prime is 42274079. The reversal of 42274044 is 44047224.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×42274044² = 3574189592227872, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42273999 and 42274017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32152 + ... + 33440.

It is an arithmetic number, because the mean of its divisors is an integer number (2973880).

Almost surely, 2^42274044 is an apocalyptic number.

It is an amenable number.

42274044 is an abundant number, since it is smaller than the sum of its proper divisors (64785636).

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

42274044 is a wasteful number, since it uses less digits than its factorization.

42274044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210 (or 2205 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 27.

The square root of 42274044 is about 6501.8492753985. The cubic root of 42274044 is about 348.3570453602.

The spelling of 42274044 in words is "forty-two million, two hundred seventy-four thousand, forty-four".