42773470 has 16 divisors (see below), whose sum is σ = 78142608. Its totient is φ = 16853760.

The previous prime is 42773447. The next prime is 42773477. The reversal of 42773470 is 7437724.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42773477) 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, 31251 + ... + 32590.

It is an arithmetic number, because the mean of its divisors is an integer number (4883913).

Almost surely, 2^42773470 is an apocalyptic number.

42773470 is a deficient number, since it is larger than the sum of its proper divisors (35369138).

42773470 is a wasteful number, since it uses less digits than its factorization.

42773470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63915.

The product of its (nonzero) digits is 32928, while the sum is 34.

The square root of 42773470 is about 6540.1429647982. The cubic root of 42773470 is about 349.7235095287.

The spelling of 42773470 in words is "forty-two million, seven hundred seventy-three thousand, four hundred seventy".