42753330 has 24 divisors (see below), whose sum is σ = 111158892. Its totient is φ = 11400864.

The previous prime is 42753323. The next prime is 42753341. The reversal of 42753330 is 3335724.

It can be written as a sum of positive squares in 2 ways, for example, as 39652209 + 3101121 = 6297^2 + 1761^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42753294 and 42753303.

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, 237429 + ... + 237608.

Almost surely, 2^42753330 is an apocalyptic number.

42753330 is an abundant number, since it is smaller than the sum of its proper divisors (68405562).

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

42753330 is a wasteful number, since it uses less digits than its factorization.

42753330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475050 (or 475047 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 27.

The square root of 42753330 is about 6538.6030618168. The cubic root of 42753330 is about 349.6686115024.

The spelling of 42753330 in words is "forty-two million, seven hundred fifty-three thousand, three hundred thirty".