40553435 has 16 divisors (see below), whose sum is σ = 52690176. Its totient is φ = 29785728.

The previous prime is 40553423. The next prime is 40553437. The reversal of 40553435 is 53435504.

It is a cyclic number.

It is not a de Polignac number, because 40553435 - 2⁶ = 40553371 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40553398 and 40553407.

It is not an unprimeable number, because it can be changed into a prime (40553437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11222 + ... + 14388.

It is an arithmetic number, because the mean of its divisors is an integer number (3293136).

Almost surely, 2^40553435 is an apocalyptic number.

40553435 is a deficient number, since it is larger than the sum of its proper divisors (12136741).

40553435 is a wasteful number, since it uses less digits than its factorization.

40553435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3382.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 40553435 is about 6368.1578969118. The cubic root of 40553435 is about 343.5652380105.

Adding to 40553435 its reverse (53435504), we get a palindrome (93988939).

The spelling of 40553435 in words is "forty million, five hundred fifty-three thousand, four hundred thirty-five".