40528894 has 16 divisors (see below), whose sum is σ = 69948000. Its totient is φ = 17252064.

The previous prime is 40528861. The next prime is 40528897. The reversal of 40528894 is 49882504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40528897) 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, 7629 + ... + 11800.

It is an arithmetic number, because the mean of its divisors is an integer number (4371750).

Almost surely, 2^40528894 is an apocalyptic number.

40528894 is a deficient number, since it is larger than the sum of its proper divisors (29419106).

40528894 is a wasteful number, since it uses less digits than its factorization.

40528894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19587.

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 40528894 is about 6366.2307529652. The cubic root of 40528894 is about 343.4959209407.

The spelling of 40528894 in words is "forty million, five hundred twenty-eight thousand, eight hundred ninety-four".