97769378 has 16 divisors (see below), whose sum is σ = 167735040. Its totient is φ = 41868576.

The previous prime is 97769377. The next prime is 97769387. The reversal of 97769378 is 87396779.

It is not an unprimeable number, because it can be changed into a prime (97769377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27575 + ... + 30917.

It is an arithmetic number, because the mean of its divisors is an integer number (10483440).

Almost surely, 2^97769378 is an apocalyptic number.

97769378 is a deficient number, since it is larger than the sum of its proper divisors (69965662).

97769378 is a wasteful number, since it uses less digits than its factorization.

97769378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5441.

The product of its digits is 4000752, while the sum is 56.

The square root of 97769378 is about 9887.8399056619. The cubic root of 97769378 is about 460.6816893458.

The spelling of 97769378 in words is "ninety-seven million, seven hundred sixty-nine thousand, three hundred seventy-eight".