40055350 has 12 divisors (see below), whose sum is σ = 74503044. Its totient is φ = 16022120.

The previous prime is 40055339. The next prime is 40055359. The reversal of 40055350 is 5355004.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40055359) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 400504 + ... + 400603.

It is an arithmetic number, because the mean of its divisors is an integer number (6208587).

Almost surely, 2^40055350 is an apocalyptic number.

40055350 is a deficient number, since it is larger than the sum of its proper divisors (34447694).

40055350 is a wasteful number, since it uses less digits than its factorization.

40055350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801119 (or 801114 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 22.

The square root of 40055350 is about 6328.9296093415. The cubic root of 40055350 is about 342.1528619123.

The spelling of 40055350 in words is "forty million, fifty-five thousand, three hundred fifty".