40746823 has 8 divisors (see below), whose sum is σ = 45789408. Its totient is φ = 35976864.

The previous prime is 40746821. The next prime is 40746833. The reversal of 40746823 is 32864704.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40746823 - 2¹ = 40746821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40746821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67840 + ... + 68437.

It is an arithmetic number, because the mean of its divisors is an integer number (5723676).

Almost surely, 2^40746823 is an apocalyptic number.

40746823 is a deficient number, since it is larger than the sum of its proper divisors (5042585).

40746823 is a wasteful number, since it uses less digits than its factorization.

40746823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136313.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 40746823 is about 6383.3238207066. The cubic root of 40746823 is about 344.1104944084.

The spelling of 40746823 in words is "forty million, seven hundred forty-six thousand, eight hundred twenty-three".