42630777 has 12 divisors (see below), whose sum is σ = 70374720. Its totient is φ = 24360408.

The previous prime is 42630727. The next prime is 42630779. The reversal of 42630777 is 77703624.

It is not a de Polignac number, because 42630777 - 2⁷ = 42630649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42630779) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 338277 + ... + 338402.

It is an arithmetic number, because the mean of its divisors is an integer number (5864560).

Almost surely, 2^42630777 is an apocalyptic number.

It is an amenable number.

42630777 is a deficient number, since it is larger than the sum of its proper divisors (27743943).

42630777 is a wasteful number, since it uses less digits than its factorization.

42630777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676692 (or 676689 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 36.

The square root of 42630777 is about 6529.2248391367. The cubic root of 42630777 is about 349.3341818112.

The spelling of 42630777 in words is "forty-two million, six hundred thirty thousand, seven hundred seventy-seven".