97794155 has 8 divisors (see below), whose sum is σ = 118392192. Its totient is φ = 77542528.

The previous prime is 97794133. The next prime is 97794167. The reversal of 97794155 is 55149779.

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

It is a cyclic number.

It is not a de Polignac number, because 97794155 - 2²² = 93599851 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85979 + ... + 87108.

It is an arithmetic number, because the mean of its divisors is an integer number (14799024).

Almost surely, 2^97794155 is an apocalyptic number.

97794155 is a deficient number, since it is larger than the sum of its proper divisors (20598037).

97794155 is a wasteful number, since it uses less digits than its factorization.

97794155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173205.

The product of its digits is 396900, while the sum is 47.

The square root of 97794155 is about 9889.0927288604. The cubic root of 97794155 is about 460.7206018232.

The spelling of 97794155 in words is "ninety-seven million, seven hundred ninety-four thousand, one hundred fifty-five".