36401178 has 32 divisors (see below), whose sum is σ = 80326080. Its totient is φ = 10904960.

The previous prime is 36401173. The next prime is 36401179. The reversal of 36401178 is 87110463.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (36401173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2776 + ... + 8972.

It is an arithmetic number, because the mean of its divisors is an integer number (2510190).

Almost surely, 2^36401178 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36401178, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40163040).

36401178 is an abundant number, since it is smaller than the sum of its proper divisors (43924902).

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

36401178 is a wasteful number, since it uses less digits than its factorization.

36401178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6302.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 36401178 is about 6033.3388766089. The cubic root of 36401178 is about 331.4147343432.

The spelling of 36401178 in words is "thirty-six million, four hundred one thousand, one hundred seventy-eight".