97725049 has 2 divisors, whose sum is σ = 97725050. Its totient is φ = 97725048.

The previous prime is 97725031. The next prime is 97725071. The reversal of 97725049 is 94052779.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69973225 + 27751824 = 8365^2 + 5268^2 .

It is a cyclic number.

It is not a de Polignac number, because 97725049 - 2²¹ = 95627897 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97724996 and 97725014.

It is not a weakly prime, because it can be changed into another prime (97725349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48862524 + 48862525.

It is an arithmetic number, because the mean of its divisors is an integer number (48862525).

Almost surely, 2^97725049 is an apocalyptic number.

It is an amenable number.

97725049 is a deficient number, since it is larger than the sum of its proper divisors (1).

97725049 is an equidigital number, since it uses as much as digits as its factorization.

97725049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 43.

The square root of 97725049 is about 9885.5980598040. The cubic root of 97725049 is about 460.6120538894.

The spelling of 97725049 in words is "ninety-seven million, seven hundred twenty-five thousand, forty-nine".