40920126 has 32 divisors (see below), whose sum is σ = 88962720. Its totient is φ = 12472704.

The previous prime is 40920107. The next prime is 40920161. The reversal of 40920126 is 62102904.

It is a junction number, because it is equal to n+sod(n) for n = 40920096 and 40920105.

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, 6096 + ... + 10908.

It is an arithmetic number, because the mean of its divisors is an integer number (2780085).

Almost surely, 2^40920126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40920126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44481360).

40920126 is an abundant number, since it is smaller than the sum of its proper divisors (48042594).

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

40920126 is a wasteful number, since it uses less digits than its factorization.

40920126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4940.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 40920126 is about 6396.8840852403. The cubic root of 40920126 is about 344.5976574103.

The spelling of 40920126 in words is "forty million, nine hundred twenty thousand, one hundred twenty-six".