97632949 has 2 divisors, whose sum is σ = 97632950. Its totient is φ = 97632948.

The previous prime is 97632929. The next prime is 97632967. The reversal of 97632949 is 94923679.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71520849 + 26112100 = 8457^2 + 5110^2 .

It is an emirp because it is prime and its reverse (94923679) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97632949 - 2⁵ = 97632917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97632929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48816474 + 48816475.

It is an arithmetic number, because the mean of its divisors is an integer number (48816475).

Almost surely, 2^97632949 is an apocalyptic number.

It is an amenable number.

97632949 is a deficient number, since it is larger than the sum of its proper divisors (1).

97632949 is an equidigital number, since it uses as much as digits as its factorization.

97632949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 49.

The square root of 97632949 is about 9880.9386699847. The cubic root of 97632949 is about 460.4673086597.

The spelling of 97632949 in words is "ninety-seven million, six hundred thirty-two thousand, nine hundred forty-nine".