42773629 has 8 divisors (see below), whose sum is σ = 44752320. Its totient is φ = 40804896.

The previous prime is 42773623. The next prime is 42773659. The reversal of 42773629 is 92637724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42773629 - 2⁷ = 42773501 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42773591 and 42773600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42773623) 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, 7134 + ... + 11680.

It is an arithmetic number, because the mean of its divisors is an integer number (5594040).

Almost surely, 2^42773629 is an apocalyptic number.

It is an amenable number.

42773629 is a deficient number, since it is larger than the sum of its proper divisors (1978691).

42773629 is a wasteful number, since it uses less digits than its factorization.

42773629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4979.

The product of its digits is 127008, while the sum is 40.

The square root of 42773629 is about 6540.1551204845. The cubic root of 42773629 is about 349.7239428656.

The spelling of 42773629 in words is "forty-two million, seven hundred seventy-three thousand, six hundred twenty-nine".