53990227 has 2 divisors, whose sum is σ = 53990228. Its totient is φ = 53990226.

The previous prime is 53990221. The next prime is 53990243. The reversal of 53990227 is 72209935.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53990227 - 2⁷ = 53990099 is a prime.

It is a super-2 number, since 2×53990227² = 5829889223023058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53990221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26995113 + 26995114.

It is an arithmetic number, because the mean of its divisors is an integer number (26995114).

Almost surely, 2^53990227 is an apocalyptic number.

53990227 is a deficient number, since it is larger than the sum of its proper divisors (1).

53990227 is an equidigital number, since it uses as much as digits as its factorization.

53990227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 53990227 is about 7347.8042298363. The cubic root of 53990227 is about 377.9535113549.

The spelling of 53990227 in words is "fifty-three million, nine hundred ninety thousand, two hundred twenty-seven".