126390026 has 16 divisors (see below), whose sum is σ = 217368384. Its totient is φ = 53992224.

The previous prime is 126390023. The next prime is 126390031. The reversal of 126390026 is 620093621.

It is not an unprimeable number, because it can be changed into a prime (126390023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10040 + ... + 18803.

It is an arithmetic number, because the mean of its divisors is an integer number (13585524).

Almost surely, 2^126390026 is an apocalyptic number.

126390026 is a deficient number, since it is larger than the sum of its proper divisors (90978358).

126390026 is a wasteful number, since it uses less digits than its factorization.

126390026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29165.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 126390026 is about 11242.3318755497. The cubic root of 126390026 is about 501.8465401838.

The spelling of 126390026 in words is "one hundred twenty-six million, three hundred ninety thousand, twenty-six".