136422945 has 48 divisors (see below), whose sum is σ = 250161600. Its totient is φ = 68584320.

The previous prime is 136422929. The next prime is 136423003. The reversal of 136422945 is 549224631.

It is a happy number.

136422945 is a `hidden beast` number, since 1 + 3 + 642 + 2 + 9 + 4 + 5 = 666.

It is not a de Polignac number, because 136422945 - 2⁴ = 136422929 is a prime.

It is a super-2 number, since 2×136422945² = 37222439844946050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 323835 + ... + 324255.

It is an arithmetic number, because the mean of its divisors is an integer number (5211700).

Almost surely, 2^136422945 is an apocalyptic number.

136422945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136422945 is a deficient number, since it is larger than the sum of its proper divisors (113738655).

136422945 is a wasteful number, since it uses less digits than its factorization.

136422945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830 (or 827 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 136422945 is about 11680.0233304562. The cubic root of 136422945 is about 514.7888599405.

The spelling of 136422945 in words is "one hundred thirty-six million, four hundred twenty-two thousand, nine hundred forty-five".