22738151 has 2 divisors, whose sum is σ = 22738152. Its totient is φ = 22738150.

The previous prime is 22738147. The next prime is 22738169. The reversal of 22738151 is 15183722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22738151 - 2² = 22738147 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22738171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11369075 + 11369076.

It is an arithmetic number, because the mean of its divisors is an integer number (11369076).

Almost surely, 2^22738151 is an apocalyptic number.

22738151 is a deficient number, since it is larger than the sum of its proper divisors (1).

22738151 is an equidigital number, since it uses as much as digits as its factorization.

22738151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 29.

The square root of 22738151 is about 4768.4537326056. The cubic root of 22738151 is about 283.3033535369.

The spelling of 22738151 in words is "twenty-two million, seven hundred thirty-eight thousand, one hundred fifty-one".