42773700 has 72 divisors (see below), whose sum is σ = 131054112. Its totient is φ = 10734080.

The previous prime is 42773669. The next prime is 42773711. The reversal of 42773700 is 737724.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 907 + ... + 9293.

It is an arithmetic number, because the mean of its divisors is an integer number (1820196).

Almost surely, 2^42773700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42773700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65527056).

42773700 is an abundant number, since it is smaller than the sum of its proper divisors (88280412).

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

42773700 is a wasteful number, since it uses less digits than its factorization.

42773700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8421 (or 8414 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 30.

The square root of 42773700 is about 6540.1605484881. The cubic root of 42773700 is about 349.7241363679.

The spelling of 42773700 in words is "forty-two million, seven hundred seventy-three thousand, seven hundred".