42273274 has 16 divisors (see below), whose sum is σ = 65834496. Its totient is φ = 20336400.

The previous prime is 42273269. The next prime is 42273293. The reversal of 42273274 is 47237224.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9339 + ... + 13105.

It is an arithmetic number, because the mean of its divisors is an integer number (4114656).

Almost surely, 2^42273274 is an apocalyptic number.

42273274 is a deficient number, since it is larger than the sum of its proper divisors (23561222).

42273274 is a wasteful number, since it uses less digits than its factorization.

42273274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3981.

The product of its digits is 18816, while the sum is 31.

The square root of 42273274 is about 6501.7900612062. The cubic root of 42273274 is about 348.3549302992.

The spelling of 42273274 in words is "forty-two million, two hundred seventy-three thousand, two hundred seventy-four".