42211246 has 24 divisors (see below), whose sum is σ = 80352216. Its totient is φ = 16445520.

The previous prime is 42211219. The next prime is 42211259. The reversal of 42211246 is 64211224.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

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, 18501 + ... + 20656.

It is an arithmetic number, because the mean of its divisors is an integer number (3348009).

Almost surely, 2^42211246 is an apocalyptic number.

42211246 is a deficient number, since it is larger than the sum of its proper divisors (38140970).

42211246 is a wasteful number, since it uses less digits than its factorization.

42211246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39184 (or 39177 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 42211246 is about 6497.0182391617. The cubic root of 42211246 is about 348.1844653330.

Subtracting from 42211246 its sum of digits (22), we obtain a palindrome (42211224).

The spelling of 42211246 in words is "forty-two million, two hundred eleven thousand, two hundred forty-six".