42753215 has 12 divisors (see below), whose sum is σ = 54501096. Its totient is φ = 32189568.

The previous prime is 42753187. The next prime is 42753233. The reversal of 42753215 is 51235724.

It is a happy number.

It is not a de Polignac number, because 42753215 - 2⁸ = 42752959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13349 + ... + 16238.

It is an arithmetic number, because the mean of its divisors is an integer number (4541758).

Almost surely, 2^42753215 is an apocalyptic number.

42753215 is a deficient number, since it is larger than the sum of its proper divisors (11747881).

42753215 is a wasteful number, since it uses less digits than its factorization.

42753215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29626 (or 29609 counting only the distinct ones).

The product of its digits is 8400, while the sum is 29.

The square root of 42753215 is about 6538.5942678836. The cubic root of 42753215 is about 349.6682979836.

Adding to 42753215 its reverse (51235724), we get a palindrome (93988939).

The spelling of 42753215 in words is "forty-two million, seven hundred fifty-three thousand, two hundred fifteen".