40606553 has 16 divisors (see below), whose sum is σ = 46636800. Its totient is φ = 35043840.

The previous prime is 40606549. The next prime is 40606561. The reversal of 40606553 is 35560604.

It is not a de Polignac number, because 40606553 - 2² = 40606549 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40608553) 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, 18473 + ... + 20553.

It is an arithmetic number, because the mean of its divisors is an integer number (2914800).

Almost surely, 2^40606553 is an apocalyptic number.

It is an amenable number.

40606553 is a deficient number, since it is larger than the sum of its proper divisors (6030247).

40606553 is a wasteful number, since it uses less digits than its factorization.

40606553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2192.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 40606553 is about 6372.3271259407. The cubic root of 40606553 is about 343.7151762850.

The spelling of 40606553 in words is "forty million, six hundred six thousand, five hundred fifty-three".