158366052 has 36 divisors (see below), whose sum is σ = 431108860. Its totient is φ = 48727872.

The previous prime is 158366051. The next prime is 158366053. The reversal of 158366052 is 250663851.

158366052 is a `hidden beast` number, since 15 + 8 + 36 + 605 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (158366051) and next prime (158366053).

It can be written as a sum of positive squares in 2 ways, for example, as 74753316 + 83612736 = 8646^2 + 9144^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 158365998 and 158366016.

It is not an unprimeable number, because it can be changed into a prime (158366051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168727 + ... + 169662.

Almost surely, 2^158366052 is an apocalyptic number.

158366052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

158366052 is an abundant number, since it is smaller than the sum of its proper divisors (272742808).

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

158366052 is a wasteful number, since it uses less digits than its factorization.

158366052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338412 (or 338407 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 158366052 is about 12584.3574329403. The cubic root of 158366052 is about 541.0291894783.

The spelling of 158366052 in words is "one hundred fifty-eight million, three hundred sixty-six thousand, fifty-two".