40555132 has 12 divisors (see below), whose sum is σ = 75146400. Its totient is φ = 19084736.

The previous prime is 40555121. The next prime is 40555133. The reversal of 40555132 is 23155504.

It is a junction number, because it is equal to n+sod(n) for n = 40555097 and 40555106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40555133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298132 + ... + 298267.

It is an arithmetic number, because the mean of its divisors is an integer number (6262200).

Almost surely, 2^40555132 is an apocalyptic number.

It is an amenable number.

40555132 is a deficient number, since it is larger than the sum of its proper divisors (34591268).

40555132 is a wasteful number, since it uses less digits than its factorization.

40555132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596420 (or 596418 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 40555132 is about 6368.2911365609. The cubic root of 40555132 is about 343.5700302233.

The spelling of 40555132 in words is "forty million, five hundred fifty-five thousand, one hundred thirty-two".