42788334 has 16 divisors (see below), whose sum is σ = 87027840. Its totient is φ = 14020920.

The previous prime is 42788327. The next prime is 42788341. The reversal of 42788334 is 43388724.

It is an interprime number because it is at equal distance from previous prime (42788327) and next prime (42788341).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42788292 and 42788301.

It is a congruent number.

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, 60082 + ... + 60789.

It is an arithmetic number, because the mean of its divisors is an integer number (5439240).

Almost surely, 2^42788334 is an apocalyptic number.

42788334 is an abundant number, since it is smaller than the sum of its proper divisors (44239506).

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

42788334 is a wasteful number, since it uses less digits than its factorization.

42788334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120935.

The product of its digits is 129024, while the sum is 39.

The square root of 42788334 is about 6541.2792326884. The cubic root of 42788334 is about 349.7640150743.

The spelling of 42788334 in words is "forty-two million, seven hundred eighty-eight thousand, three hundred thirty-four".