136146420 has 120 divisors (see below), whose sum is σ = 441036288. Its totient is φ = 35121600.

The previous prime is 136146403. The next prime is 136146427. The reversal of 136146420 is 24641631.

136146420 is a `hidden beast` number, since 1 + 3 + 6 + 14 + 642 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136146427) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 48865 + ... + 51575.

Almost surely, 2^136146420 is an apocalyptic number.

136146420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136146420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220518144).

136146420 is an abundant number, since it is smaller than the sum of its proper divisors (304889868).

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

136146420 is a wasteful number, since it uses less digits than its factorization.

136146420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763 (or 2752 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 136146420 is about 11668.1798066365. The cubic root of 136146420 is about 514.4408044162.

The spelling of 136146420 in words is "one hundred thirty-six million, one hundred forty-six thousand, four hundred twenty".