40826220 has 48 divisors (see below), whose sum is σ = 115462368. Its totient is φ = 10777600.

The previous prime is 40826189. The next prime is 40826251. The reversal of 40826220 is 2262804.

It is an interprime number because it is at equal distance from previous prime (40826189) and next prime (40826251).

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, 2692 + ... + 9428.

It is an arithmetic number, because the mean of its divisors is an integer number (2405466).

Almost surely, 2^40826220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40826220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57731184).

40826220 is an abundant number, since it is smaller than the sum of its proper divisors (74636148).

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

40826220 is a wasteful number, since it uses less digits than its factorization.

40826220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6850 (or 6848 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 40826220 is about 6389.5398895382. The cubic root of 40826220 is about 344.3338542721. Note that the first 3 decimals are identical.

The spelling of 40826220 in words is "forty million, eight hundred twenty-six thousand, two hundred twenty".