420000126 has 32 divisors (see below), whose sum is σ = 1033847808. Its totient is φ = 110769120.

The previous prime is 420000109. The next prime is 420000137. The reversal of 420000126 is 621000024.

420000126 is a modest number, since divided by 126 gives 42 as remainder.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384070 + ... + 385161.

It is an arithmetic number, because the mean of its divisors is an integer number (32307744).

Almost surely, 2^420000126 is an apocalyptic number.

420000126 is an abundant number, since it is smaller than the sum of its proper divisors (613847682).

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

420000126 is a wasteful number, since it uses less digits than its factorization.

420000126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769256.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 420000126 is about 20493.9046060042. The cubic root of 420000126 is about 748.8873136106.

The spelling of 420000126 in words is "four hundred twenty million, one hundred twenty-six", and thus it is an aban number.