126623340 has 36 divisors (see below), whose sum is σ = 384091344. Its totient is φ = 33766176.

The previous prime is 126623323. The next prime is 126623351. The reversal of 126623340 is 43326621.

126623340 is a `hidden beast` number, since 1 + 2 + 6 + 623 + 34 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 351552 + ... + 351911.

It is an arithmetic number, because the mean of its divisors is an integer number (10669204).

Almost surely, 2^126623340 is an apocalyptic number.

126623340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126623340 is an abundant number, since it is smaller than the sum of its proper divisors (257468004).

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

126623340 is a wasteful number, since it uses less digits than its factorization.

126623340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703478 (or 703473 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 126623340 is about 11252.7036751174. The cubic root of 126623340 is about 502.1551506382.

Adding to 126623340 its reverse (43326621), we get a palindrome (169949961).

The spelling of 126623340 in words is "one hundred twenty-six million, six hundred twenty-three thousand, three hundred forty".