97421627 has 2 divisors, whose sum is σ = 97421628. Its totient is φ = 97421626.

The previous prime is 97421609. The next prime is 97421633. The reversal of 97421627 is 72612479.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97421627 is a prime.

It is not a weakly prime, because it can be changed into another prime (97421327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48710813 + 48710814.

It is an arithmetic number, because the mean of its divisors is an integer number (48710814).

Almost surely, 2^97421627 is an apocalyptic number.

97421627 is a deficient number, since it is larger than the sum of its proper divisors (1).

97421627 is an equidigital number, since it uses as much as digits as its factorization.

97421627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 38.

The square root of 97421627 is about 9870.2394601144. The cubic root of 97421627 is about 460.1348486191.

The spelling of 97421627 in words is "ninety-seven million, four hundred twenty-one thousand, six hundred twenty-seven".