42323450 has 96 divisors (see below), whose sum is σ = 93744000. Its totient is φ = 14065920.

The previous prime is 42323423. The next prime is 42323459. The reversal of 42323450 is 5432324.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42323459) 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, 283976 + ... + 284124.

It is an arithmetic number, because the mean of its divisors is an integer number (976500).

Almost surely, 2^42323450 is an apocalyptic number.

42323450 is an abundant number, since it is smaller than the sum of its proper divisors (51420550).

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

42323450 is a wasteful number, since it uses less digits than its factorization.

42323450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 211 counting only the distinct ones).

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

The square root of 42323450 is about 6505.6475465552. The cubic root of 42323450 is about 348.4927017115.

Adding to 42323450 its reverse (5432324), we get a palindrome (47755774).

The spelling of 42323450 in words is "forty-two million, three hundred twenty-three thousand, four hundred fifty".