126422505 has 32 divisors (see below), whose sum is σ = 245185920. Its totient is φ = 61295040.

The previous prime is 126422497. The next prime is 126422521. The reversal of 126422505 is 505224621.

126422505 is a `hidden beast` number, since 12 + 642 + 2 + 5 + 0 + 5 = 666.

It is not a de Polignac number, because 126422505 - 2³ = 126422497 is a prime.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41082 + ... + 44051.

It is an arithmetic number, because the mean of its divisors is an integer number (7662060).

Almost surely, 2^126422505 is an apocalyptic number.

126422505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126422505 is a deficient number, since it is larger than the sum of its proper divisors (118763415).

126422505 is a wasteful number, since it uses less digits than its factorization.

126422505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85158 (or 85152 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 126422505 is about 11243.7762784573. The cubic root of 126422505 is about 501.8895237385.

The spelling of 126422505 in words is "one hundred twenty-six million, four hundred twenty-two thousand, five hundred five".