42211248 has 20 divisors (see below), whose sum is σ = 109045848. Its totient is φ = 14070400.

The previous prime is 42211219. The next prime is 42211259. The reversal of 42211248 is 84211224.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439653 + ... + 439748.

Almost surely, 2^42211248 is an apocalyptic number.

42211248 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

42211248 is an abundant number, since it is smaller than the sum of its proper divisors (66834600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42211248 is a wasteful number, since it uses less digits than its factorization.

42211248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879412 (or 879406 counting only the distinct ones).

The product of its digits is 1024, while the sum is 24.

The square root of 42211248 is about 6497.0183930785. The cubic root of 42211248 is about 348.1844708321.

Subtracting from 42211248 its sum of digits (24), we obtain a palindrome (42211224).

The spelling of 42211248 in words is "forty-two million, two hundred eleven thousand, two hundred forty-eight".