42214534 has 4 divisors (see below), whose sum is σ = 63321804. Its totient is φ = 21107266.

The previous prime is 42214511. The next prime is 42214537. The reversal of 42214534 is 43541224.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 42214499 and 42214508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42214537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10553632 + ... + 10553635.

It is an arithmetic number, because the mean of its divisors is an integer number (15830451).

Almost surely, 2^42214534 is an apocalyptic number.

42214534 is a deficient number, since it is larger than the sum of its proper divisors (21107270).

42214534 is a wasteful number, since it uses less digits than its factorization.

42214534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21107269.

The product of its digits is 3840, while the sum is 25.

The square root of 42214534 is about 6497.2712733885. The cubic root of 42214534 is about 348.1935055842.

Adding to 42214534 its reverse (43541224), we get a palindrome (85755758).

The spelling of 42214534 in words is "forty-two million, two hundred fourteen thousand, five hundred thirty-four".