97037649 has 32 divisors (see below), whose sum is σ = 153267840. Its totient is φ = 60466176.

The previous prime is 97037623. The next prime is 97037651. The reversal of 97037649 is 94673079.

It is not a de Polignac number, because 97037649 - 2⁹ = 97037137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97037609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74169 + ... + 75465.

It is an arithmetic number, because the mean of its divisors is an integer number (4789620).

Almost surely, 2^97037649 is an apocalyptic number.

It is an amenable number.

97037649 is a deficient number, since it is larger than the sum of its proper divisors (56230191).

97037649 is a wasteful number, since it uses less digits than its factorization.

97037649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486 (or 1480 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 97037649 is about 9850.7689547568. The cubic root of 97037649 is about 459.5295268558.

The spelling of 97037649 in words is "ninety-seven million, thirty-seven thousand, six hundred forty-nine".