97854394 has 12 divisors (see below), whose sum is σ = 161338842. Its totient is φ = 44479160.

The previous prime is 97854373. The next prime is 97854403. The reversal of 97854394 is 49345879.

It can be written as a sum of positive squares in only one way, i.e., 56445169 + 41409225 = 7513^2 + 6435^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 201937 + ... + 202420.

Almost surely, 2^97854394 is an apocalyptic number.

97854394 is a deficient number, since it is larger than the sum of its proper divisors (63484448).

97854394 is a wasteful number, since it uses less digits than its factorization.

97854394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404381 (or 404370 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

The square root of 97854394 is about 9892.1379893327. The cubic root of 97854394 is about 460.8151802494.

The spelling of 97854394 in words is "ninety-seven million, eight hundred fifty-four thousand, three hundred ninety-four".