97749414 has 108 divisors (see below), whose sum is σ = 260864604. Its totient is φ = 26372304.

The previous prime is 97749383. The next prime is 97749419. The reversal of 97749414 is 41494779.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 97749414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97749419) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 318249 + ... + 318555.

It is an arithmetic number, because the mean of its divisors is an integer number (2415413).

Almost surely, 2^97749414 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97749414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130432302).

97749414 is an abundant number, since it is smaller than the sum of its proper divisors (163115190).

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

97749414 is a wasteful number, since it uses less digits than its factorization.

97749414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367 (or 338 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 97749414 is about 9886.8303313044. The cubic root of 97749414 is about 460.6503309406.

The spelling of 97749414 in words is "ninety-seven million, seven hundred forty-nine thousand, four hundred fourteen".