8522442 has 16 divisors (see below), whose sum is σ = 18938880. Its totient is φ = 2840796.

The previous prime is 8522429. The next prime is 8522461. The reversal of 8522442 is 2442258.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78858 + ... + 78965.

It is an arithmetic number, because the mean of its divisors is an integer number (1183680).

Almost surely, 2^8522442 is an apocalyptic number.

8522442 is an abundant number, since it is smaller than the sum of its proper divisors (10416438).

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

8522442 is a wasteful number, since it uses less digits than its factorization.

8522442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157834 (or 157828 counting only the distinct ones).

The product of its digits is 5120, while the sum is 27.

The square root of 8522442 is about 2919.3221816031. The cubic root of 8522442 is about 204.2622060884.

The spelling of 8522442 in words is "eight million, five hundred twenty-two thousand, four hundred forty-two".