93906378 has 96 divisors (see below), whose sum is σ = 228114432. Its totient is φ = 28868400.

The previous prime is 93906361. The next prime is 93906391. The reversal of 93906378 is 87360939.

It is a happy number.

93906378 is a `hidden beast` number, since 9 + 3 + 9 + 0 + 637 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 346383 + ... + 346653.

It is an arithmetic number, because the mean of its divisors is an integer number (2376192).

Almost surely, 2^93906378 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 93906378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114057216).

93906378 is an abundant number, since it is smaller than the sum of its proper divisors (134208054).

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

93906378 is a wasteful number, since it uses less digits than its factorization.

93906378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 93906378 is about 9690.5303260451. The cubic root of 93906378 is about 454.5325925064.

The spelling of 93906378 in words is "ninety-three million, nine hundred six thousand, three hundred seventy-eight".