38223253 has 2 divisors, whose sum is σ = 38223254. Its totient is φ = 38223252.

The previous prime is 38223233. The next prime is 38223277. The reversal of 38223253 is 35232283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37970244 + 253009 = 6162^2 + 503^2 .

It is a cyclic number.

It is not a de Polignac number, because 38223253 - 2⁵ = 38223221 is a prime.

It is a super-2 number, since 2×38223253² = 2922034139804018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38223233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19111626 + 19111627.

It is an arithmetic number, because the mean of its divisors is an integer number (19111627).

Almost surely, 2^38223253 is an apocalyptic number.

It is an amenable number.

38223253 is a deficient number, since it is larger than the sum of its proper divisors (1).

38223253 is an equidigital number, since it uses as much as digits as its factorization.

38223253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 28.

The square root of 38223253 is about 6182.4956934882. The cubic root of 38223253 is about 336.8546511942.

The spelling of 38223253 in words is "thirty-eight million, two hundred twenty-three thousand, two hundred fifty-three".