40472559 has 12 divisors (see below), whose sum is σ = 58834776. Its totient is φ = 26808912.

The previous prime is 40472557. The next prime is 40472567. The reversal of 40472559 is 95527404.

It is not a de Polignac number, because 40472559 - 2¹ = 40472557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40472557) 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 11 ways as a sum of consecutive naturals, for example, 12909 + ... + 15734.

It is an arithmetic number, because the mean of its divisors is an integer number (4902898).

Almost surely, 2^40472559 is an apocalyptic number.

40472559 is a deficient number, since it is larger than the sum of its proper divisors (18362217).

40472559 is a wasteful number, since it uses less digits than its factorization.

40472559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28806 (or 28803 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 40472559 is about 6361.8046967822. The cubic root of 40472559 is about 343.3366944927.

The spelling of 40472559 in words is "forty million, four hundred seventy-two thousand, five hundred fifty-nine".