40477530 has 16 divisors (see below), whose sum is σ = 97146144. Its totient is φ = 10794000.

The previous prime is 40477529. The next prime is 40477553. The reversal of 40477530 is 3577404.

40477530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1349251 = 40477530 / (4 + 0 + 4 + 7 + 7 + 5 + 3 + 0).

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 7 ways as a sum of consecutive naturals, for example, 674596 + ... + 674655.

It is an arithmetic number, because the mean of its divisors is an integer number (6071634).

Almost surely, 2^40477530 is an apocalyptic number.

40477530 is an abundant number, since it is smaller than the sum of its proper divisors (56668614).

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

40477530 is a wasteful number, since it uses less digits than its factorization.

40477530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349261.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 40477530 is about 6362.1953758117. The cubic root of 40477530 is about 343.3507505748.

The spelling of 40477530 in words is "forty million, four hundred seventy-seven thousand, five hundred thirty".