366185742 has 64 divisors (see below), whose sum is σ = 819624960. Its totient is φ = 108342144.

The previous prime is 366185717. The next prime is 366185747. The reversal of 366185742 is 247581663.

It is a junction number, because it is equal to n+sod(n) for n = 366185694 and 366185703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366185747) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215448 + ... + 217140.

It is an arithmetic number, because the mean of its divisors is an integer number (12806640).

Almost surely, 2^366185742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 366185742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409812480).

366185742 is an abundant number, since it is smaller than the sum of its proper divisors (453439218).

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

366185742 is a wasteful number, since it uses less digits than its factorization.

366185742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817.

The product of its digits is 241920, while the sum is 42.

The square root of 366185742 is about 19135.9802989029. The cubic root of 366185742 is about 715.4299935266.

The spelling of 366185742 in words is "three hundred sixty-six million, one hundred eighty-five thousand, seven hundred forty-two".