22740135 has 64 divisors (see below), whose sum is σ = 43006464. Its totient is φ = 10222080.

The previous prime is 22740073. The next prime is 22740149. The reversal of 22740135 is 53104722.

It is not a de Polignac number, because 22740135 - 2¹¹ = 22738087 is a prime.

It is a super-2 number, since 2×22740135² = 1034227479636450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 339372 + ... + 339438.

It is an arithmetic number, because the mean of its divisors is an integer number (671976).

Almost surely, 2^22740135 is an apocalyptic number.

22740135 is a deficient number, since it is larger than the sum of its proper divisors (20266329).

22740135 is a wasteful number, since it uses less digits than its factorization.

22740135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 22740135 is about 4768.6617619622. The cubic root of 22740135 is about 283.3115931032.

Adding to 22740135 its reverse (53104722), we get a palindrome (75844857).

The spelling of 22740135 in words is "twenty-two million, seven hundred forty thousand, one hundred thirty-five".