28597351 has 2 divisors, whose sum is σ = 28597352. Its totient is φ = 28597350.

The previous prime is 28597343. The next prime is 28597363. The reversal of 28597351 is 15379582.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28597351 - 2³ = 28597343 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28597321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14298675 + 14298676.

It is an arithmetic number, because the mean of its divisors is an integer number (14298676).

Almost surely, 2^28597351 is an apocalyptic number.

28597351 is a deficient number, since it is larger than the sum of its proper divisors (1).

28597351 is an equidigital number, since it uses as much as digits as its factorization.

28597351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 40.

The square root of 28597351 is about 5347.6491096556. The cubic root of 28597351 is about 305.8031363659.

The spelling of 28597351 in words is "twenty-eight million, five hundred ninety-seven thousand, three hundred fifty-one".