40326090 has 32 divisors (see below), whose sum is σ = 110609280. Its totient is φ = 9217344.

The previous prime is 40326089. The next prime is 40326119. The reversal of 40326090 is 9062304.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40326090.

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, 95805 + ... + 96224.

It is an arithmetic number, because the mean of its divisors is an integer number (3456540).

Almost surely, 2^40326090 is an apocalyptic number.

40326090 is an abundant number, since it is smaller than the sum of its proper divisors (70283190).

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

40326090 is a wasteful number, since it uses less digits than its factorization.

40326090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192046.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 40326090 is about 6350.2826708738. The cubic root of 40326090 is about 342.9220187253.

Adding to 40326090 its reverse (9062304), we get a palindrome (49388394).

The spelling of 40326090 in words is "forty million, three hundred twenty-six thousand, ninety".