136402630 has 32 divisors (see below), whose sum is σ = 302186304. Its totient is φ = 43168896.

The previous prime is 136402597. The next prime is 136402663. The reversal of 136402630 is 36204631.

It is an interprime number because it is at equal distance from previous prime (136402597) and next prime (136402663).

It is a junction number, because it is equal to n+sod(n) for n = 136402595 and 136402604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74037 + ... + 75856.

It is an arithmetic number, because the mean of its divisors is an integer number (9443322).

Almost surely, 2^136402630 is an apocalyptic number.

136402630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136402630 is an abundant number, since it is smaller than the sum of its proper divisors (165783674).

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

136402630 is a wasteful number, since it uses less digits than its factorization.

136402630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149920.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 136402630 is about 11679.1536508430. The cubic root of 136402630 is about 514.7633059428.

The spelling of 136402630 in words is "one hundred thirty-six million, four hundred two thousand, six hundred thirty".