42162622 has 4 divisors (see below), whose sum is σ = 63243936. Its totient is φ = 21081310.

The previous prime is 42162563. The next prime is 42162641. The reversal of 42162622 is 22626124.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10540654 + ... + 10540657.

It is an arithmetic number, because the mean of its divisors is an integer number (15810984).

Almost surely, 2^42162622 is an apocalyptic number.

42162622 is a deficient number, since it is larger than the sum of its proper divisors (21081314).

42162622 is a wasteful number, since it uses less digits than its factorization.

42162622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21081313.

The product of its digits is 2304, while the sum is 25.

The square root of 42162622 is about 6493.2751366317. The cubic root of 42162622 is about 348.0507203564.

Adding to 42162622 its reverse (22626124), we get a palindrome (64788746).

The spelling of 42162622 in words is "forty-two million, one hundred sixty-two thousand, six hundred twenty-two".