633225091 has 2 divisors, whose sum is σ = 633225092. Its totient is φ = 633225090.

The previous prime is 633225083. The next prime is 633225101. The reversal of 633225091 is 190522336.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 633225091 - 2³ = 633225083 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (633225041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316612545 + 316612546.

It is an arithmetic number, because the mean of its divisors is an integer number (316612546).

Almost surely, 2^633225091 is an apocalyptic number.

633225091 is a deficient number, since it is larger than the sum of its proper divisors (1).

633225091 is an equidigital number, since it uses as much as digits as its factorization.

633225091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 633225091 is about 25163.9641352471. The cubic root of 633225091 is about 858.7222285562.

The spelling of 633225091 in words is "six hundred thirty-three million, two hundred twenty-five thousand, ninety-one".