40796658 has 72 divisors (see below), whose sum is σ = 104427648. Its totient is φ = 11270736.

The previous prime is 40796633. The next prime is 40796677. The reversal of 40796658 is 85669704.

40796658 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 35 ways as a sum of consecutive naturals, for example, 491485 + ... + 491567.

It is an arithmetic number, because the mean of its divisors is an integer number (1450384).

Almost surely, 2^40796658 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40796658, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52213824).

40796658 is an abundant number, since it is smaller than the sum of its proper divisors (63630990).

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

40796658 is a wasteful number, since it uses less digits than its factorization.

40796658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228 (or 142 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 40796658 is about 6387.2261585136. The cubic root of 40796658 is about 344.2507242372.

The spelling of 40796658 in words is "forty million, seven hundred ninety-six thousand, six hundred fifty-eight".