42245330 has 16 divisors (see below), whose sum is σ = 76127040. Its totient is φ = 16879152.

The previous prime is 42245321. The next prime is 42245351. The reversal of 42245330 is 3354224.

It is a junction number, because it is equal to n+sod(n) for n = 42245296 and 42245305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10091 + ... + 13649.

It is an arithmetic number, because the mean of its divisors is an integer number (4757940).

Almost surely, 2^42245330 is an apocalyptic number.

42245330 is a deficient number, since it is larger than the sum of its proper divisors (33881710).

42245330 is a wasteful number, since it uses less digits than its factorization.

42245330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4753.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 42245330 is about 6499.6407593035. The cubic root of 42245330 is about 348.2781554249.

Adding to 42245330 its reverse (3354224), we get a palindrome (45599554).

The spelling of 42245330 in words is "forty-two million, two hundred forty-five thousand, three hundred thirty".