136740270 has 16 divisors (see below), whose sum is σ = 328176720. Its totient is φ = 36464064.

The previous prime is 136740269. The next prime is 136740281. The reversal of 136740270 is 72047631.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 4558009 = 136740270 / (1 + 3 + 6 + 7 + 4 + 0 + 2 + 7 + 0).

It is a congruent number.

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, 2278975 + ... + 2279034.

It is an arithmetic number, because the mean of its divisors is an integer number (20511045).

Almost surely, 2^136740270 is an apocalyptic number.

136740270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136740270 is an abundant number, since it is smaller than the sum of its proper divisors (191436450).

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

136740270 is a wasteful number, since it uses less digits than its factorization.

136740270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4558019.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 136740270 is about 11693.5995313676. The cubic root of 136740270 is about 515.1876904095.

The spelling of 136740270 in words is "one hundred thirty-six million, seven hundred forty thousand, two hundred seventy".