40528472 has 16 divisors (see below), whose sum is σ = 76744800. Its totient is φ = 20063200.

The previous prime is 40528471. The next prime is 40528487. The reversal of 40528472 is 27482504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40528471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24272 + ... + 25887.

It is an arithmetic number, because the mean of its divisors is an integer number (4796550).

Almost surely, 2^40528472 is an apocalyptic number.

It is an amenable number.

40528472 is a deficient number, since it is larger than the sum of its proper divisors (36216328).

40528472 is a wasteful number, since it uses less digits than its factorization.

40528472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50266 (or 50262 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 40528472 is about 6366.1976092484. The cubic root of 40528472 is about 343.4947287396.

The spelling of 40528472 in words is "forty million, five hundred twenty-eight thousand, four hundred seventy-two".