42223995 has 48 divisors (see below), whose sum is σ = 80432352. Its totient is φ = 20321280.

The previous prime is 42223981. The next prime is 42223997. The reversal of 42223995 is 59932224.

It is not a de Polignac number, because 42223995 - 2¹¹ = 42221947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42223997) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 97299 + ... + 97731.

It is an arithmetic number, because the mean of its divisors is an integer number (1675674).

Almost surely, 2^42223995 is an apocalyptic number.

42223995 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42223995 is a deficient number, since it is larger than the sum of its proper divisors (38208357).

42223995 is a wasteful number, since it uses less digits than its factorization.

42223995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652 (or 649 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 42223995 is about 6497.9993074792. Note that the first 3 decimals coincide. The cubic root of 42223995 is about 348.2195156836.

The spelling of 42223995 in words is "forty-two million, two hundred twenty-three thousand, nine hundred ninety-five".