97994286 has 160 divisors (see below), whose sum is σ = 260198400. Its totient is φ = 27293760.

The previous prime is 97994261. The next prime is 97994321. The reversal of 97994286 is 68249979.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1240395 + ... + 1240473.

It is an arithmetic number, because the mean of its divisors is an integer number (1626240).

Almost surely, 2^97994286 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97994286, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130099200).

97994286 is an abundant number, since it is smaller than the sum of its proper divisors (162204114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97994286 is a wasteful number, since it uses less digits than its factorization.

97994286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 147 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The square root of 97994286 is about 9899.2063318228. The cubic root of 97994286 is about 461.0346684763.

The spelling of 97994286 in words is "ninety-seven million, nine hundred ninety-four thousand, two hundred eighty-six".