42001450 has 24 divisors (see below), whose sum is σ = 81521568. Its totient is φ = 16069680.

The previous prime is 42001447. The next prime is 42001469. The reversal of 42001450 is 5410024.

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, 17112 + ... + 19411.

It is an arithmetic number, because the mean of its divisors is an integer number (3396732).

Almost surely, 2^42001450 is an apocalyptic number.

42001450 is a deficient number, since it is larger than the sum of its proper divisors (39520118).

42001450 is a wasteful number, since it uses less digits than its factorization.

42001450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36558 (or 36553 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 42001450 is about 6480.8525673711. The cubic root of 42001450 is about 347.6066646320.

Adding to 42001450 its reverse (5410024), we get a palindrome (47411474).

The spelling of 42001450 in words is "forty-two million, one thousand, four hundred fifty".