628051 has 2 divisors, whose sum is σ = 628052. Its totient is φ = 628050.

The previous prime is 628049. The next prime is 628057. The reversal of 628051 is 150826.

It is a happy number.

628051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 628051 - 2¹ = 628049 is a prime.

Together with 628049, it forms a pair of twin primes.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (628057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314025 + 314026.

It is an arithmetic number, because the mean of its divisors is an integer number (314026).

2⁶²⁸⁰⁵¹ is an apocalyptic number.

628051 is a deficient number, since it is larger than the sum of its proper divisors (1).

628051 is an equidigital number, since it uses as much as digits as its factorization.

628051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 628051 is about 792.4966876902. The cubic root of 628051 is about 85.6376952068.

Adding to 628051 its reverse (150826), we get a palindrome (778877).

The spelling of 628051 in words is "six hundred twenty-eight thousand, fifty-one".