28626967 has 2 divisors, whose sum is σ = 28626968. Its totient is φ = 28626966.

The previous prime is 28626953. The next prime is 28626991. The reversal of 28626967 is 76962682.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28626967 - 2⁷ = 28626839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28626907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14313483 + 14313484.

It is an arithmetic number, because the mean of its divisors is an integer number (14313484).

Almost surely, 2^28626967 is an apocalyptic number.

28626967 is a deficient number, since it is larger than the sum of its proper divisors (1).

28626967 is an equidigital number, since it uses as much as digits as its factorization.

28626967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 46.

The square root of 28626967 is about 5350.4174603483. The cubic root of 28626967 is about 305.9086652668.

The spelling of 28626967 in words is "twenty-eight million, six hundred twenty-six thousand, nine hundred sixty-seven".