22141078 has 4 divisors (see below), whose sum is σ = 33211620. Its totient is φ = 11070538.

The previous prime is 22141073. The next prime is 22141079. The reversal of 22141078 is 87014122.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22141073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5535268 + ... + 5535271.

It is an arithmetic number, because the mean of its divisors is an integer number (8302905).

Almost surely, 2^22141078 is an apocalyptic number.

22141078 is a deficient number, since it is larger than the sum of its proper divisors (11070542).

22141078 is a wasteful number, since it uses less digits than its factorization.

22141078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11070541.

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 22141078 is about 4705.4306922959. The cubic root of 22141078 is about 280.8016059707.

The spelling of 22141078 in words is "twenty-two million, one hundred forty-one thousand, seventy-eight".