42252275 has 24 divisors (see below), whose sum is σ = 58381680. Its totient is φ = 30119040.

The previous prime is 42252269. The next prime is 42252283. The reversal of 42252275 is 57225224.

It is not a de Polignac number, because 42252275 - 2⁸ = 42252019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7184 + ... + 11666.

It is an arithmetic number, because the mean of its divisors is an integer number (2432570).

Almost surely, 2^42252275 is an apocalyptic number.

42252275 is a deficient number, since it is larger than the sum of its proper divisors (16129405).

42252275 is a wasteful number, since it uses less digits than its factorization.

42252275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4535 (or 4530 counting only the distinct ones).

The product of its digits is 11200, while the sum is 29.

The square root of 42252275 is about 6500.1749976443. The cubic root of 42252275 is about 348.2972396586.

Adding to 42252275 its reverse (57225224), we get a palindrome (99477499).

The spelling of 42252275 in words is "forty-two million, two hundred fifty-two thousand, two hundred seventy-five".