97742927 has 2 divisors, whose sum is σ = 97742928. Its totient is φ = 97742926.

The previous prime is 97742921. The next prime is 97742951. The reversal of 97742927 is 72924779.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97742927 - 2¹⁴ = 97726543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97742921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48871463 + 48871464.

It is an arithmetic number, because the mean of its divisors is an integer number (48871464).

Almost surely, 2^97742927 is an apocalyptic number.

97742927 is a deficient number, since it is larger than the sum of its proper divisors (1).

97742927 is an equidigital number, since it uses as much as digits as its factorization.

97742927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 444528, while the sum is 47.

The square root of 97742927 is about 9886.5022631869. The cubic root of 97742927 is about 460.6401405818.

The spelling of 97742927 in words is "ninety-seven million, seven hundred forty-two thousand, nine hundred twenty-seven".