40523434 has 16 divisors (see below), whose sum is σ = 69552000. Its totient is φ = 17346384.

The previous prime is 40523419. The next prime is 40523449. The reversal of 40523434 is 43432504.

40523434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40523419) and next prime (40523449).

It is a junction number, because it is equal to n+sod(n) for n = 40523399 and 40523408.

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, 18552 + ... + 20620.

It is an arithmetic number, because the mean of its divisors is an integer number (4347000).

Almost surely, 2^40523434 is an apocalyptic number.

40523434 is a deficient number, since it is larger than the sum of its proper divisors (29028566).

40523434 is a wasteful number, since it uses less digits than its factorization.

40523434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3477.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 40523434 is about 6365.8019133492. The cubic root of 40523434 is about 343.4804951398.

Adding to 40523434 its reverse (43432504), we get a palindrome (83955938).

The spelling of 40523434 in words is "forty million, five hundred twenty-three thousand, four hundred thirty-four".