22150136 has 8 divisors (see below), whose sum is σ = 41531520. Its totient is φ = 11075064.

The previous prime is 22150129. The next prime is 22150157. The reversal of 22150136 is 63105122.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1384376 + ... + 1384391.

It is an arithmetic number, because the mean of its divisors is an integer number (5191440).

Almost surely, 2^22150136 is an apocalyptic number.

It is an amenable number.

22150136 is a deficient number, since it is larger than the sum of its proper divisors (19381384).

22150136 is a wasteful number, since it uses less digits than its factorization.

22150136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2768773 (or 2768769 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 22150136 is about 4706.3930987541. The cubic root of 22150136 is about 280.8398930884.

Adding to 22150136 its reverse (63105122), we get a palindrome (85255258).

The spelling of 22150136 in words is "twenty-two million, one hundred fifty thousand, one hundred thirty-six".