40026000 has 160 divisors (see below), whose sum is σ = 147633408. Its totient is φ = 9139200.

The previous prime is 40025981. The next prime is 40026017. The reversal of 40026000 is 62004.

40026000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41524 + ... + 42476.

Almost surely, 2^40026000 is an apocalyptic number.

40026000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40026000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73816704).

40026000 is an abundant number, since it is smaller than the sum of its proper divisors (107607408).

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

40026000 is a wasteful number, since it uses less digits than its factorization.

40026000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986 (or 970 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 40026000 is about 6326.6104669088. The cubic root of 40026000 is about 342.0692722440.

Adding to 40026000 its reverse (62004), we get a palindrome (40088004).

The spelling of 40026000 in words is "forty million, twenty-six thousand".