236148642 has 16 divisors (see below), whose sum is σ = 524774880. Its totient is φ = 78716196.

The previous prime is 236148631. The next prime is 236148673. The reversal of 236148642 is 246841632.

236148642 is a `hidden beast` number, since 2 + 3 + 6 + 1 + 4 + 8 + 642 = 666.

236148642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×236148642² = 111532362236888328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 236148597 and 236148606.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2186508 + ... + 2186615.

It is an arithmetic number, because the mean of its divisors is an integer number (32798430).

Almost surely, 2^236148642 is an apocalyptic number.

236148642 is an abundant number, since it is smaller than the sum of its proper divisors (288626238).

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

236148642 is a wasteful number, since it uses less digits than its factorization.

236148642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4373134 (or 4373128 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 236148642 is about 15367.1286192314. The cubic root of 236148642 is about 618.1043748679.

The spelling of 236148642 in words is "two hundred thirty-six million, one hundred forty-eight thousand, six hundred forty-two".