126422550 has 36 divisors (see below), whose sum is σ = 339656460. Its totient is φ = 33712560.

The previous prime is 126422539. The next prime is 126422563. The reversal of 126422550 is 55224621.

126422550 is a `hidden beast` number, since 12 + 642 + 2 + 5 + 5 + 0 = 666.

It is a super-2 number, since 2×126422550² = 31965322297005000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 140020 + ... + 140919.

Almost surely, 2^126422550 is an apocalyptic number.

126422550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126422550 is an abundant number, since it is smaller than the sum of its proper divisors (213233910).

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

126422550 is a wasteful number, since it uses less digits than its factorization.

126422550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280957 (or 280949 counting only the distinct ones).

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

The square root of 126422550 is about 11243.7782795642. The cubic root of 126422550 is about 501.8895832876.

The spelling of 126422550 in words is "one hundred twenty-six million, four hundred twenty-two thousand, five hundred fifty".