42302356 has 12 divisors (see below), whose sum is σ = 74075092. Its totient is φ = 21138048.

The previous prime is 42302333. The next prime is 42302357. The reversal of 42302356 is 65320324.

It is a happy number.

42302356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 19891600 + 22410756 = 4460^2 + 4734^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42302356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42302357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9466 + ... + 13198.

Almost surely, 2^42302356 is an apocalyptic number.

It is an amenable number.

42302356 is a deficient number, since it is larger than the sum of its proper divisors (31772736).

42302356 is a wasteful number, since it uses less digits than its factorization.

42302356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6570 (or 6568 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 42302356 is about 6504.0261377089. The cubic root of 42302356 is about 348.4347958567.

It can be divided in two parts, 4230 and 2356, that multiplied together give a triangular number (9965880 = T₄₄₆₄).

The spelling of 42302356 in words is "forty-two million, three hundred two thousand, three hundred fifty-six".