42220348 has 12 divisors (see below), whose sum is σ = 73945872. Its totient is φ = 21092960.

The previous prime is 42220331. The next prime is 42220349. The reversal of 42220348 is 84302224.

It is a super-2 number, since 2×42220348² = 3565115570482208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42220349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2361 + ... + 9487.

It is an arithmetic number, because the mean of its divisors is an integer number (6162156).

Almost surely, 2^42220348 is an apocalyptic number.

It is an amenable number.

42220348 is a deficient number, since it is larger than the sum of its proper divisors (31725524).

42220348 is a wasteful number, since it uses less digits than its factorization.

42220348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8612 (or 8610 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 42220348 is about 6497.7186765818. The cubic root of 42220348 is about 348.2094898430.

The spelling of 42220348 in words is "forty-two million, two hundred twenty thousand, three hundred forty-eight".