97032661 has 4 divisors (see below), whose sum is σ = 105853824. Its totient is φ = 88211500.

The previous prime is 97032641. The next prime is 97032671. The reversal of 97032661 is 16623079.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 97032661 - 2¹⁵ = 96999893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97032631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4410565 + ... + 4410586.

It is an arithmetic number, because the mean of its divisors is an integer number (26463456).

Almost surely, 2^97032661 is an apocalyptic number.

It is an amenable number.

97032661 is a deficient number, since it is larger than the sum of its proper divisors (8821163).

97032661 is a wasteful number, since it uses less digits than its factorization.

97032661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8821162.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 97032661 is about 9850.5157732984. The cubic root of 97032661 is about 459.5216530303.

The spelling of 97032661 in words is "ninety-seven million, thirty-two thousand, six hundred sixty-one".