42311450 has 12 divisors (see below), whose sum is σ = 78699390. Its totient is φ = 16924560.

The previous prime is 42311449. The next prime is 42311471. The reversal of 42311450 is 5411324.

42311450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 33884041 + 8427409 = 5821^2 + 2903^2 .

It is a super-2 number, since 2×42311450² = 3580517602205000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 423065 + ... + 423164.

Almost surely, 2^42311450 is an apocalyptic number.

42311450 is a deficient number, since it is larger than the sum of its proper divisors (36387940).

42311450 is a wasteful number, since it uses less digits than its factorization.

42311450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846241 (or 846236 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 42311450 is about 6504.7252055717. The cubic root of 42311450 is about 348.4597624645.

Adding to 42311450 its reverse (5411324), we get a palindrome (47722774).

The spelling of 42311450 in words is "forty-two million, three hundred eleven thousand, four hundred fifty".