366642156 has 12 divisors (see below), whose sum is σ = 855498392. Its totient is φ = 122214048.

The previous prime is 366642151. The next prime is 366642163. The reversal of 366642156 is 651246663.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (366642151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15276745 + ... + 15276768.

Almost surely, 2^366642156 is an apocalyptic number.

It is an amenable number.

366642156 is an abundant number, since it is smaller than the sum of its proper divisors (488856236).

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

366642156 is a wasteful number, since it uses less digits than its factorization.

366642156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30553520 (or 30553518 counting only the distinct ones).

The product of its digits is 155520, while the sum is 39.

The square root of 366642156 is about 19147.9021305207. The cubic root of 366642156 is about 715.7271074938.

The spelling of 366642156 in words is "three hundred sixty-six million, six hundred forty-two thousand, one hundred fifty-six".