40074655 has 8 divisors (see below), whose sum is σ = 48128112. Its totient is φ = 32034048.

The previous prime is 40074649. The next prime is 40074701. The reversal of 40074655 is 55647004.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40074655 - 2¹¹ = 40072607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6124 + ... + 10846.

It is an arithmetic number, because the mean of its divisors is an integer number (6016014).

Almost surely, 2^40074655 is an apocalyptic number.

40074655 is a deficient number, since it is larger than the sum of its proper divisors (8053457).

40074655 is a wasteful number, since it uses less digits than its factorization.

40074655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6425.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 40074655 is about 6330.4545650372. The cubic root of 40074655 is about 342.2078208639.

The spelling of 40074655 in words is "forty million, seventy-four thousand, six hundred fifty-five".