97744838 has 8 divisors (see below), whose sum is σ = 147263832. Its totient is φ = 48656896.

The previous prime is 97744831. The next prime is 97744841. The reversal of 97744838 is 83844779.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97744831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107195 + ... + 108102.

It is an arithmetic number, because the mean of its divisors is an integer number (18407979).

Almost surely, 2^97744838 is an apocalyptic number.

97744838 is a deficient number, since it is larger than the sum of its proper divisors (49518994).

97744838 is a wasteful number, since it uses less digits than its factorization.

97744838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215526.

The product of its digits is 1354752, while the sum is 50.

The square root of 97744838 is about 9886.5989096352. The cubic root of 97744838 is about 460.6431425981.

The spelling of 97744838 in words is "ninety-seven million, seven hundred forty-four thousand, eight hundred thirty-eight".