97433791 has 16 divisors (see below), whose sum is σ = 121117248. Its totient is φ = 76320000.

The previous prime is 97433789. The next prime is 97433801. The reversal of 97433791 is 19733479.

It is a cyclic number.

It is not a de Polignac number, because 97433791 - 2¹ = 97433789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97433701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3891 + ... + 14491.

It is an arithmetic number, because the mean of its divisors is an integer number (7569828).

Almost surely, 2^97433791 is an apocalyptic number.

97433791 is a gapful number since it is divisible by the number (91) formed by its first and last digit.

97433791 is a deficient number, since it is larger than the sum of its proper divisors (23683457).

97433791 is a wasteful number, since it uses less digits than its factorization.

97433791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10722.

The product of its digits is 142884, while the sum is 43.

The square root of 97433791 is about 9870.8556366710. The cubic root of 97433791 is about 460.1539985332.

The spelling of 97433791 in words is "ninety-seven million, four hundred thirty-three thousand, seven hundred ninety-one".